16490080

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4481}}^1$

素因数の和:4519

約数の個数: 48

約数和(自身を含む): 40660704

約数和(自身を除く): 24170624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 4481, 8962, 17924, 22405, 35848, 44810, 71696, 89620, 103063, 143392, 179240, 206126, 358480, 412252, 515315, 716960, 824504, 1030630, 1649008, 2061260, 3298016, 4122520, 8245040, 16490080]

約数ペア:

[(1, 16490080), (2, 8245040), (4, 4122520), (5, 3298016), (8, 2061260), (10, 1649008), (16, 1030630), (20, 824504), (23, 716960), (32, 515315), (40, 412252), (46, 358480), (80, 206126), (92, 179240), (115, 143392), (160, 103063), (184, 89620), (230, 71696), (368, 44810), (460, 35848), (736, 22405), (920, 17924), (1840, 8962), (3680, 4481)]