43427540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 105840000

約数和(自身を除く): 62412460

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 59, 65, 76, 95, 118, 130, 149, 190, 236, 247, 260, 295, 298, 380, 494, 590, 596, 745, 767, 988, 1121, 1180, 1235, 1490, 1534, 1937, 2242, 2470, 2831, 2980, 3068, 3835, 3874, 4484, 4940, 5605, 5662, 7670, 7748, 8791, 9685, 11210, 11324, 14155, 14573, 15340, 17582, 19370, 22420, 28310, 29146, 35164, 36803, 38740, 43955, 56620, 58292, 72865, 73606, 87910, 114283, 145730, 147212, 167029, 175820, 184015, 228566, 291460, 334058, 368030, 457132, 571415, 668116, 736060, 835145, 1142830, 1670290, 2171377, 2285660, 3340580, 4342754, 8685508, 10856885, 21713770, 43427540]

約数ペア:

[(1, 43427540), (2, 21713770), (4, 10856885), (5, 8685508), (10, 4342754), (13, 3340580), (19, 2285660), (20, 2171377), (26, 1670290), (38, 1142830), (52, 835145), (59, 736060), (65, 668116), (76, 571415), (95, 457132), (118, 368030), (130, 334058), (149, 291460), (190, 228566), (236, 184015), (247, 175820), (260, 167029), (295, 147212), (298, 145730), (380, 114283), (494, 87910), (590, 73606), (596, 72865), (745, 58292), (767, 56620), (988, 43955), (1121, 38740), (1180, 36803), (1235, 35164), (1490, 29146), (1534, 28310), (1937, 22420), (2242, 19370), (2470, 17582), (2831, 15340), (2980, 14573), (3068, 14155), (3835, 11324), (3874, 11210), (4484, 9685), (4940, 8791), (5605, 7748), (5662, 7670)]