520036660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 1314859392

約数和(自身を除く): 794822732

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 130, 142, 143, 169, 197, 220, 260, 284, 286, 338, 355, 394, 572, 676, 710, 715, 781, 788, 845, 923, 985, 1420, 1430, 1562, 1690, 1846, 1859, 1970, 2167, 2561, 2860, 3124, 3380, 3692, 3718, 3905, 3940, 4334, 4615, 5122, 7436, 7810, 8668, 9230, 9295, 10153, 10244, 10835, 11999, 12805, 13987, 15620, 18460, 18590, 20306, 21670, 23998, 25610, 27974, 28171, 33293, 37180, 40612, 43340, 47996, 50765, 51220, 55948, 56342, 59995, 66586, 69935, 101530, 112684, 119990, 131989, 133172, 139870, 140855, 153857, 166465, 181831, 203060, 239980, 263978, 279740, 281710, 307714, 332930, 363662, 366223, 527956, 563420, 615428, 659945, 665860, 727324, 732446, 769285, 909155, 1319890, 1464892, 1538570, 1818310, 1831115, 2000141, 2363803, 2639780, 3077140, 3636620, 3662230, 4000282, 4727606, 7324460, 8000564, 9455212, 10000705, 11819015, 20001410, 23638030, 26001833, 40002820, 47276060, 52003666, 104007332, 130009165, 260018330, 520036660]

約数ペア:

[(1, 520036660), (2, 260018330), (4, 130009165), (5, 104007332), (10, 52003666), (11, 47276060), (13, 40002820), (20, 26001833), (22, 23638030), (26, 20001410), (44, 11819015), (52, 10000705), (55, 9455212), (65, 8000564), (71, 7324460), (110, 4727606), (130, 4000282), (142, 3662230), (143, 3636620), (169, 3077140), (197, 2639780), (220, 2363803), (260, 2000141), (284, 1831115), (286, 1818310), (338, 1538570), (355, 1464892), (394, 1319890), (572, 909155), (676, 769285), (710, 732446), (715, 727324), (781, 665860), (788, 659945), (845, 615428), (923, 563420), (985, 527956), (1420, 366223), (1430, 363662), (1562, 332930), (1690, 307714), (1846, 281710), (1859, 279740), (1970, 263978), (2167, 239980), (2561, 203060), (2860, 181831), (3124, 166465), (3380, 153857), (3692, 140855), (3718, 139870), (3905, 133172), (3940, 131989), (4334, 119990), (4615, 112684), (5122, 101530), (7436, 69935), (7810, 66586), (8668, 59995), (9230, 56342), (9295, 55948), (10153, 51220), (10244, 50765), (10835, 47996), (11999, 43340), (12805, 40612), (13987, 37180), (15620, 33293), (18460, 28171), (18590, 27974), (20306, 25610), (21670, 23998)]