8245040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4481}}^1$

素因数の和:4517

約数の個数: 40

約数和(自身を含む): 20007648

約数和(自身を除く): 11762608

約数列:

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

約数ペア:

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