2782124140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4487297}}^1$

素因数の和:4487337

約数の個数: 24

約数和(自身を含む): 6030928512

約数和(自身を除く): 3248804372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4487297, 8974594, 17949188, 22436485, 44872970, 89745940, 139106207, 278212414, 556424828, 695531035, 1391062070, 2782124140]

約数ペア:

[(1, 2782124140), (2, 1391062070), (4, 695531035), (5, 556424828), (10, 278212414), (20, 139106207), (31, 89745940), (62, 44872970), (124, 22436485), (155, 17949188), (310, 8974594), (620, 4487297)]