1827831920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{38791}}^1$

素因数の和:38854

約数の個数: 80

約数和(自身を含む): 4617799680

約数和(自身を除く): 2789967760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 9424, 11780, 23560, 38791, 47120, 77582, 155164, 193955, 310328, 387910, 620656, 737029, 775820, 1202521, 1474058, 1551640, 2405042, 2948116, 3103280, 3685145, 4810084, 5896232, 6012605, 7370290, 9620168, 11792464, 12025210, 14740580, 19240336, 22847899, 24050420, 29481160, 45695798, 48100840, 58962320, 91391596, 96201680, 114239495, 182783192, 228478990, 365566384, 456957980, 913915960, 1827831920]

約数ペア:

[(1, 1827831920), (2, 913915960), (4, 456957980), (5, 365566384), (8, 228478990), (10, 182783192), (16, 114239495), (19, 96201680), (20, 91391596), (31, 58962320), (38, 48100840), (40, 45695798), (62, 29481160), (76, 24050420), (80, 22847899), (95, 19240336), (124, 14740580), (152, 12025210), (155, 11792464), (190, 9620168), (248, 7370290), (304, 6012605), (310, 5896232), (380, 4810084), (496, 3685145), (589, 3103280), (620, 2948116), (760, 2405042), (1178, 1551640), (1240, 1474058), (1520, 1202521), (2356, 775820), (2480, 737029), (2945, 620656), (4712, 387910), (5890, 310328), (9424, 193955), (11780, 155164), (23560, 77582), (38791, 47120)]