2867440

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 40

約数和(自身を含む): 6771888

約数和(自身を除く): 3904448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 491, 584, 730, 982, 1168, 1460, 1964, 2455, 2920, 3928, 4910, 5840, 7856, 9820, 19640, 35843, 39280, 71686, 143372, 179215, 286744, 358430, 573488, 716860, 1433720, 2867440]

約数ペア:

[(1, 2867440), (2, 1433720), (4, 716860), (5, 573488), (8, 358430), (10, 286744), (16, 179215), (20, 143372), (40, 71686), (73, 39280), (80, 35843), (146, 19640), (292, 9820), (365, 7856), (491, 5840), (584, 4910), (730, 3928), (982, 2920), (1168, 2455), (1460, 1964)]