3975382740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1352171}}^1$

素因数の和:1352197

約数の個数: 72

約数和(自身を含む): 12948399072

約数和(自身を除く): 8973016332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 1352171, 2704342, 4056513, 5408684, 6760855, 8113026, 9465197, 13521710, 16226052, 18930394, 20282565, 27043420, 28395591, 37860788, 40565130, 47325985, 56791182, 66256379, 81130260, 94651970, 113582364, 132512758, 141977955, 189303940, 198769137, 265025516, 283955910, 331281895, 397538274, 567911820, 662563790, 795076548, 993845685, 1325127580, 1987691370, 3975382740]

約数ペア:

[(1, 3975382740), (2, 1987691370), (3, 1325127580), (4, 993845685), (5, 795076548), (6, 662563790), (7, 567911820), (10, 397538274), (12, 331281895), (14, 283955910), (15, 265025516), (20, 198769137), (21, 189303940), (28, 141977955), (30, 132512758), (35, 113582364), (42, 94651970), (49, 81130260), (60, 66256379), (70, 56791182), (84, 47325985), (98, 40565130), (105, 37860788), (140, 28395591), (147, 27043420), (196, 20282565), (210, 18930394), (245, 16226052), (294, 13521710), (420, 9465197), (490, 8113026), (588, 6760855), (735, 5408684), (980, 4056513), (1470, 2704342), (2940, 1352171)]