20512572120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{434957}}^1$

素因数の和:435105

約数の個数: 96

約数和(自身を含む): 67174913520

約数和(自身を除く): 46662341400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 393, 524, 655, 786, 1048, 1179, 1310, 1572, 1965, 2358, 2620, 3144, 3930, 4716, 5240, 5895, 7860, 9432, 11790, 15720, 23580, 47160, 434957, 869914, 1304871, 1739828, 2174785, 2609742, 3479656, 3914613, 4349570, 5219484, 6524355, 7829226, 8699140, 10438968, 13048710, 15658452, 17398280, 19573065, 26097420, 31316904, 39146130, 52194840, 56979367, 78292260, 113958734, 156584520, 170938101, 227917468, 284896835, 341876202, 455834936, 512814303, 569793670, 683752404, 854690505, 1025628606, 1139587340, 1367504808, 1709381010, 2051257212, 2279174680, 2564071515, 3418762020, 4102514424, 5128143030, 6837524040, 10256286060, 20512572120]

約数ペア:

[(1, 20512572120), (2, 10256286060), (3, 6837524040), (4, 5128143030), (5, 4102514424), (6, 3418762020), (8, 2564071515), (9, 2279174680), (10, 2051257212), (12, 1709381010), (15, 1367504808), (18, 1139587340), (20, 1025628606), (24, 854690505), (30, 683752404), (36, 569793670), (40, 512814303), (45, 455834936), (60, 341876202), (72, 284896835), (90, 227917468), (120, 170938101), (131, 156584520), (180, 113958734), (262, 78292260), (360, 56979367), (393, 52194840), (524, 39146130), (655, 31316904), (786, 26097420), (1048, 19573065), (1179, 17398280), (1310, 15658452), (1572, 13048710), (1965, 10438968), (2358, 8699140), (2620, 7829226), (3144, 6524355), (3930, 5219484), (4716, 4349570), (5240, 3914613), (5895, 3479656), (7860, 2609742), (9432, 2174785), (11790, 1739828), (15720, 1304871), (23580, 869914), (47160, 434957)]