204004990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{22247}}^1$

素因数の和:22392

約数の個数: 32

約数和(自身を含む): 422889984

約数和(自身を除く): 218884994

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 9170, 22247, 44494, 111235, 155729, 222470, 311458, 778645, 1557290, 2914357, 5828714, 14571785, 20400499, 29143570, 40800998, 102002495, 204004990]

約数ペア:

[(1, 204004990), (2, 102002495), (5, 40800998), (7, 29143570), (10, 20400499), (14, 14571785), (35, 5828714), (70, 2914357), (131, 1557290), (262, 778645), (655, 311458), (917, 222470), (1310, 155729), (1834, 111235), (4585, 44494), (9170, 22247)]