222913640

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{10301}}^1$

素因数の和:10853

約数の個数: 32

約数和(自身を含む): 502531560

約数和(自身を除く): 279617920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4328, 5410, 10301, 10820, 20602, 21640, 41204, 51505, 82408, 103010, 206020, 412040, 5572841, 11145682, 22291364, 27864205, 44582728, 55728410, 111456820, 222913640]

約数ペア:

[(1, 222913640), (2, 111456820), (4, 55728410), (5, 44582728), (8, 27864205), (10, 22291364), (20, 11145682), (40, 5572841), (541, 412040), (1082, 206020), (2164, 103010), (2705, 82408), (4328, 51505), (5410, 41204), (10301, 21640), (10820, 20602)]