31673240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10847}}^1$

素因数の和:10931

約数の個数: 32

約数和(自身を含む): 72247680

約数和(自身を除く): 40574440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 10847, 21694, 43388, 54235, 86776, 108470, 216940, 433880, 791831, 1583662, 3167324, 3959155, 6334648, 7918310, 15836620, 31673240]

約数ペア:

[(1, 31673240), (2, 15836620), (4, 7918310), (5, 6334648), (8, 3959155), (10, 3167324), (20, 1583662), (40, 791831), (73, 433880), (146, 216940), (292, 108470), (365, 86776), (584, 54235), (730, 43388), (1460, 21694), (2920, 10847)]