12840080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14591}}^1$

素因数の和:14615

約数の個数: 40

約数和(自身を含む): 32569344

約数和(自身を除く): 19729264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14591, 29182, 58364, 72955, 116728, 145910, 160501, 233456, 291820, 321002, 583640, 642004, 802505, 1167280, 1284008, 1605010, 2568016, 3210020, 6420040, 12840080]

約数ペア:

[(1, 12840080), (2, 6420040), (4, 3210020), (5, 2568016), (8, 1605010), (10, 1284008), (11, 1167280), (16, 802505), (20, 642004), (22, 583640), (40, 321002), (44, 291820), (55, 233456), (80, 160501), (88, 145910), (110, 116728), (176, 72955), (220, 58364), (440, 29182), (880, 14591)]