21490080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44771}}^1$

素因数の和:44789

約数の個数: 48

約数和(自身を含む): 67695264

約数和(自身を除く): 46205184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44771, 89542, 134313, 179084, 223855, 268626, 358168, 447710, 537252, 671565, 716336, 895420, 1074504, 1343130, 1432672, 1790840, 2149008, 2686260, 3581680, 4298016, 5372520, 7163360, 10745040, 21490080]

約数ペア:

[(1, 21490080), (2, 10745040), (3, 7163360), (4, 5372520), (5, 4298016), (6, 3581680), (8, 2686260), (10, 2149008), (12, 1790840), (15, 1432672), (16, 1343130), (20, 1074504), (24, 895420), (30, 716336), (32, 671565), (40, 537252), (48, 447710), (60, 358168), (80, 268626), (96, 223855), (120, 179084), (160, 134313), (240, 89542), (480, 44771)]