19005202840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2473}}^1\times {\mathrm{14779}}^1$

素因数の和:17276

約数の個数: 64

約数和(自身を含む): 46072807200

約数和(自身を除く): 27067604360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2473, 4946, 9892, 12365, 14779, 19784, 24730, 29558, 32149, 49460, 59116, 64298, 73895, 98920, 118232, 128596, 147790, 160745, 192127, 257192, 295580, 321490, 384254, 591160, 642980, 768508, 960635, 1285960, 1537016, 1921270, 3842540, 7685080, 36548467, 73096934, 146193868, 182742335, 292387736, 365484670, 475130071, 730969340, 950260142, 1461938680, 1900520284, 2375650355, 3801040568, 4751300710, 9502601420, 19005202840]

約数ペア:

[(1, 19005202840), (2, 9502601420), (4, 4751300710), (5, 3801040568), (8, 2375650355), (10, 1900520284), (13, 1461938680), (20, 950260142), (26, 730969340), (40, 475130071), (52, 365484670), (65, 292387736), (104, 182742335), (130, 146193868), (260, 73096934), (520, 36548467), (2473, 7685080), (4946, 3842540), (9892, 1921270), (12365, 1537016), (14779, 1285960), (19784, 960635), (24730, 768508), (29558, 642980), (32149, 591160), (49460, 384254), (59116, 321490), (64298, 295580), (73895, 257192), (98920, 192127), (118232, 160745), (128596, 147790)]