121939480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{234499}}^1$

素因数の和:234523

約数の個数: 32

約数和(自身を含む): 295470000

約数和(自身を除く): 173530520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 234499, 468998, 937996, 1172495, 1875992, 2344990, 3048487, 4689980, 6096974, 9379960, 12193948, 15242435, 24387896, 30484870, 60969740, 121939480]

約数ペア:

[(1, 121939480), (2, 60969740), (4, 30484870), (5, 24387896), (8, 15242435), (10, 12193948), (13, 9379960), (20, 6096974), (26, 4689980), (40, 3048487), (52, 2344990), (65, 1875992), (104, 1172495), (130, 937996), (260, 468998), (520, 234499)]