387567880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1384171}}^1$

素因数の和:1384189

約数の個数: 32

約数和(自身を含む): 996603840

約数和(自身を除く): 609035960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1384171, 2768342, 5536684, 6920855, 9689197, 11073368, 13841710, 19378394, 27683420, 38756788, 48445985, 55366840, 77513576, 96891970, 193783940, 387567880]

約数ペア:

[(1, 387567880), (2, 193783940), (4, 96891970), (5, 77513576), (7, 55366840), (8, 48445985), (10, 38756788), (14, 27683420), (20, 19378394), (28, 13841710), (35, 11073368), (40, 9689197), (56, 6920855), (70, 5536684), (140, 2768342), (280, 1384171)]