3855920

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 40

約数和(自身を含む): 9051504

約数和(自身を除く): 5195584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 307, 314, 614, 628, 785, 1228, 1256, 1535, 1570, 2456, 2512, 3070, 3140, 4912, 6140, 6280, 12280, 12560, 24560, 48199, 96398, 192796, 240995, 385592, 481990, 771184, 963980, 1927960, 3855920]

約数ペア:

[(1, 3855920), (2, 1927960), (4, 963980), (5, 771184), (8, 481990), (10, 385592), (16, 240995), (20, 192796), (40, 96398), (80, 48199), (157, 24560), (307, 12560), (314, 12280), (614, 6280), (628, 6140), (785, 4912), (1228, 3140), (1256, 3070), (1535, 2512), (1570, 2456)]