1053678680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{642487}}^1$

素因数の和:642539

約数の個数: 32

約数和(自身を含む): 2428604640

約数和(自身を除く): 1374925960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 642487, 1284974, 2569948, 3212435, 5139896, 6424870, 12849740, 25699480, 26341967, 52683934, 105367868, 131709835, 210735736, 263419670, 526839340, 1053678680]

約数ペア:

[(1, 1053678680), (2, 526839340), (4, 263419670), (5, 210735736), (8, 131709835), (10, 105367868), (20, 52683934), (40, 26341967), (41, 25699480), (82, 12849740), (164, 6424870), (205, 5139896), (328, 3212435), (410, 2569948), (820, 1284974), (1640, 642487)]