23233880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 55399680

約数和(自身を除く): 32165800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 457, 620, 820, 914, 1240, 1271, 1640, 1828, 2285, 2542, 3656, 4570, 5084, 6355, 9140, 10168, 12710, 14167, 18280, 18737, 25420, 28334, 37474, 50840, 56668, 70835, 74948, 93685, 113336, 141670, 149896, 187370, 283340, 374740, 566680, 580847, 749480, 1161694, 2323388, 2904235, 4646776, 5808470, 11616940, 23233880]

約数ペア:

[(1, 23233880), (2, 11616940), (4, 5808470), (5, 4646776), (8, 2904235), (10, 2323388), (20, 1161694), (31, 749480), (40, 580847), (41, 566680), (62, 374740), (82, 283340), (124, 187370), (155, 149896), (164, 141670), (205, 113336), (248, 93685), (310, 74948), (328, 70835), (410, 56668), (457, 50840), (620, 37474), (820, 28334), (914, 25420), (1240, 18737), (1271, 18280), (1640, 14167), (1828, 12710), (2285, 10168), (2542, 9140), (3656, 6355), (4570, 5084)]