207913420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 517628160

約数和(自身を除く): 309714740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 139, 143, 220, 260, 278, 286, 523, 556, 572, 695, 715, 1046, 1390, 1430, 1529, 1807, 2092, 2615, 2780, 2860, 3058, 3614, 5230, 5753, 6116, 6799, 7228, 7645, 9035, 10460, 11506, 13598, 15290, 18070, 19877, 23012, 27196, 28765, 30580, 33995, 36140, 39754, 57530, 67990, 72697, 74789, 79508, 99385, 115060, 135980, 145394, 149578, 198770, 290788, 299156, 363485, 373945, 397540, 726970, 747890, 799667, 945061, 1453940, 1495780, 1599334, 1890122, 3198668, 3780244, 3998335, 4725305, 7996670, 9450610, 10395671, 15993340, 18901220, 20791342, 41582684, 51978355, 103956710, 207913420]

約数ペア:

[(1, 207913420), (2, 103956710), (4, 51978355), (5, 41582684), (10, 20791342), (11, 18901220), (13, 15993340), (20, 10395671), (22, 9450610), (26, 7996670), (44, 4725305), (52, 3998335), (55, 3780244), (65, 3198668), (110, 1890122), (130, 1599334), (139, 1495780), (143, 1453940), (220, 945061), (260, 799667), (278, 747890), (286, 726970), (523, 397540), (556, 373945), (572, 363485), (695, 299156), (715, 290788), (1046, 198770), (1390, 149578), (1430, 145394), (1529, 135980), (1807, 115060), (2092, 99385), (2615, 79508), (2780, 74789), (2860, 72697), (3058, 67990), (3614, 57530), (5230, 39754), (5753, 36140), (6116, 33995), (6799, 30580), (7228, 28765), (7645, 27196), (9035, 23012), (10460, 19877), (11506, 18070), (13598, 15290)]