20143763420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173743}}^1$

素因数の和:173811

約数の個数: 96

約数和(自身を含む): 50438578176

約数和(自身を除く): 30294814756

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 31, 34, 44, 55, 62, 68, 85, 110, 124, 155, 170, 187, 220, 310, 340, 341, 374, 527, 620, 682, 748, 935, 1054, 1364, 1705, 1870, 2108, 2635, 3410, 3740, 5270, 5797, 6820, 10540, 11594, 23188, 28985, 57970, 115940, 173743, 347486, 694972, 868715, 1737430, 1911173, 2953631, 3474860, 3822346, 5386033, 5907262, 7644692, 9555865, 10772066, 11814524, 14768155, 19111730, 21544132, 26930165, 29536310, 32489941, 38223460, 53860330, 59072620, 59246363, 64979882, 91562561, 107720660, 118492726, 129959764, 162449705, 183125122, 236985452, 296231815, 324899410, 366250244, 457812805, 592463630, 649798820, 915625610, 1007188171, 1184927260, 1831251220, 2014376342, 4028752684, 5035940855, 10071881710, 20143763420]

約数ペア:

[(1, 20143763420), (2, 10071881710), (4, 5035940855), (5, 4028752684), (10, 2014376342), (11, 1831251220), (17, 1184927260), (20, 1007188171), (22, 915625610), (31, 649798820), (34, 592463630), (44, 457812805), (55, 366250244), (62, 324899410), (68, 296231815), (85, 236985452), (110, 183125122), (124, 162449705), (155, 129959764), (170, 118492726), (187, 107720660), (220, 91562561), (310, 64979882), (340, 59246363), (341, 59072620), (374, 53860330), (527, 38223460), (620, 32489941), (682, 29536310), (748, 26930165), (935, 21544132), (1054, 19111730), (1364, 14768155), (1705, 11814524), (1870, 10772066), (2108, 9555865), (2635, 7644692), (3410, 5907262), (3740, 5386033), (5270, 3822346), (5797, 3474860), (6820, 2953631), (10540, 1911173), (11594, 1737430), (23188, 868715), (28985, 694972), (57970, 347486), (115940, 173743)]