402284740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{140659}}^1$

素因数の和:140692

約数の個数: 48

約数和(自身を含む): 992496960

約数和(自身を除く): 590212220

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 140659, 281318, 562636, 703295, 1406590, 1547249, 1828567, 2813180, 3094498, 3657134, 6188996, 7314268, 7736245, 9142835, 15472490, 18285670, 20114237, 30944980, 36571340, 40228474, 80456948, 100571185, 201142370, 402284740]

約数ペア:

[(1, 402284740), (2, 201142370), (4, 100571185), (5, 80456948), (10, 40228474), (11, 36571340), (13, 30944980), (20, 20114237), (22, 18285670), (26, 15472490), (44, 9142835), (52, 7736245), (55, 7314268), (65, 6188996), (110, 3657134), (130, 3094498), (143, 2813180), (220, 1828567), (260, 1547249), (286, 1406590), (572, 703295), (715, 562636), (1430, 281318), (2860, 140659)]