31968040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4729}}^1$

素因数の和:4766

約数の個数: 48

約数和(自身を含む): 77903100

約数和(自身を除く): 45935060

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4729, 6760, 9458, 18916, 23645, 37832, 47290, 61477, 94580, 122954, 189160, 245908, 307385, 491816, 614770, 799201, 1229540, 1598402, 2459080, 3196804, 3996005, 6393608, 7992010, 15984020, 31968040]

約数ペア:

[(1, 31968040), (2, 15984020), (4, 7992010), (5, 6393608), (8, 3996005), (10, 3196804), (13, 2459080), (20, 1598402), (26, 1229540), (40, 799201), (52, 614770), (65, 491816), (104, 307385), (130, 245908), (169, 189160), (260, 122954), (338, 94580), (520, 61477), (676, 47290), (845, 37832), (1352, 23645), (1690, 18916), (3380, 9458), (4729, 6760)]