6640380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{4099}}^1$

素因数の和:4120

約数の個数: 60

約数和(自身を含む): 20836200

約数和(自身を除く): 14195820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 4099, 8198, 12297, 16396, 20495, 24594, 36891, 40990, 49188, 61485, 73782, 81980, 110673, 122970, 147564, 184455, 221346, 245940, 332019, 368910, 442692, 553365, 664038, 737820, 1106730, 1328076, 1660095, 2213460, 3320190, 6640380]

約数ペア:

[(1, 6640380), (2, 3320190), (3, 2213460), (4, 1660095), (5, 1328076), (6, 1106730), (9, 737820), (10, 664038), (12, 553365), (15, 442692), (18, 368910), (20, 332019), (27, 245940), (30, 221346), (36, 184455), (45, 147564), (54, 122970), (60, 110673), (81, 81980), (90, 73782), (108, 61485), (135, 49188), (162, 40990), (180, 36891), (270, 24594), (324, 20495), (405, 16396), (540, 12297), (810, 8198), (1620, 4099)]