20060182900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{1201}}^1$

素因数の和:1442

約数の個数: 144

約数和(自身を含む): 46950120000

約数和(自身を除く): 26889937100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 76, 95, 100, 118, 149, 190, 236, 295, 298, 380, 475, 590, 596, 745, 950, 1121, 1180, 1201, 1475, 1490, 1900, 2242, 2402, 2831, 2950, 2980, 3725, 4484, 4804, 5605, 5662, 5900, 6005, 7450, 8791, 11210, 11324, 12010, 14155, 14900, 17582, 22420, 22819, 24020, 28025, 28310, 30025, 35164, 43955, 45638, 56050, 56620, 60050, 70775, 70859, 87910, 91276, 112100, 114095, 120100, 141550, 141718, 167029, 175820, 178949, 219775, 228190, 283100, 283436, 334058, 354295, 357898, 439550, 456380, 570475, 668116, 708590, 715796, 835145, 879100, 894745, 1140950, 1346321, 1417180, 1670290, 1771475, 1789490, 2281900, 2692642, 3340580, 3400031, 3542950, 3578980, 4175725, 4473725, 5385284, 6731605, 6800062, 7085900, 8351450, 8947450, 10557991, 13463210, 13600124, 16702900, 17000155, 17894900, 21115982, 26926420, 33658025, 34000310, 42231964, 52789955, 67316050, 68000620, 85000775, 105579910, 134632100, 170001550, 200601829, 211159820, 263949775, 340003100, 401203658, 527899550, 802407316, 1003009145, 1055799100, 2006018290, 4012036580, 5015045725, 10030091450, 20060182900]

約数ペア:

[(1, 20060182900), (2, 10030091450), (4, 5015045725), (5, 4012036580), (10, 2006018290), (19, 1055799100), (20, 1003009145), (25, 802407316), (38, 527899550), (50, 401203658), (59, 340003100), (76, 263949775), (95, 211159820), (100, 200601829), (118, 170001550), (149, 134632100), (190, 105579910), (236, 85000775), (295, 68000620), (298, 67316050), (380, 52789955), (475, 42231964), (590, 34000310), (596, 33658025), (745, 26926420), (950, 21115982), (1121, 17894900), (1180, 17000155), (1201, 16702900), (1475, 13600124), (1490, 13463210), (1900, 10557991), (2242, 8947450), (2402, 8351450), (2831, 7085900), (2950, 6800062), (2980, 6731605), (3725, 5385284), (4484, 4473725), (4804, 4175725), (5605, 3578980), (5662, 3542950), (5900, 3400031), (6005, 3340580), (7450, 2692642), (8791, 2281900), (11210, 1789490), (11324, 1771475), (12010, 1670290), (14155, 1417180), (14900, 1346321), (17582, 1140950), (22420, 894745), (22819, 879100), (24020, 835145), (28025, 715796), (28310, 708590), (30025, 668116), (35164, 570475), (43955, 456380), (45638, 439550), (56050, 357898), (56620, 354295), (60050, 334058), (70775, 283436), (70859, 283100), (87910, 228190), (91276, 219775), (112100, 178949), (114095, 175820), (120100, 167029), (141550, 141718)]