222402680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179357}}^1$

素因数の和:179399

約数の個数: 32

約数和(自身を含む): 516551040

約数和(自身を除く): 294148360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 179357, 358714, 717428, 896785, 1434856, 1793570, 3587140, 5560067, 7174280, 11120134, 22240268, 27800335, 44480536, 55600670, 111201340, 222402680]

約数ペア:

[(1, 222402680), (2, 111201340), (4, 55600670), (5, 44480536), (8, 27800335), (10, 22240268), (20, 11120134), (31, 7174280), (40, 5560067), (62, 3587140), (124, 1793570), (155, 1434856), (248, 896785), (310, 717428), (620, 358714), (1240, 179357)]