31831430

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 58786560

約数和(自身を除く): 26955130

約数列:

[1, 2, 5, 10, 71, 107, 142, 214, 355, 419, 535, 710, 838, 1070, 2095, 4190, 7597, 15194, 29749, 37985, 44833, 59498, 75970, 89666, 148745, 224165, 297490, 448330, 3183143, 6366286, 15915715, 31831430]

約数ペア:

[(1, 31831430), (2, 15915715), (5, 6366286), (10, 3183143), (71, 448330), (107, 297490), (142, 224165), (214, 148745), (355, 89666), (419, 75970), (535, 59498), (710, 44833), (838, 37985), (1070, 29749), (2095, 15194), (4190, 7597)]