298473640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{102217}}^1$

素因数の和:102301

約数の個数: 32

約数和(自身を含む): 680771880

約数和(自身を除く): 382298240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 102217, 204434, 408868, 511085, 817736, 1022170, 2044340, 4088680, 7461841, 14923682, 29847364, 37309205, 59694728, 74618410, 149236820, 298473640]

約数ペア:

[(1, 298473640), (2, 149236820), (4, 74618410), (5, 59694728), (8, 37309205), (10, 29847364), (20, 14923682), (40, 7461841), (73, 4088680), (146, 2044340), (292, 1022170), (365, 817736), (584, 511085), (730, 408868), (1460, 204434), (2920, 102217)]