27880880

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2339}}^1$

素因数の和:2501

約数の個数: 40

約数和(自身を含む): 65286000

約数和(自身を除く): 37405120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2339, 2384, 2980, 4678, 5960, 9356, 11695, 11920, 18712, 23390, 37424, 46780, 93560, 187120, 348511, 697022, 1394044, 1742555, 2788088, 3485110, 5576176, 6970220, 13940440, 27880880]

約数ペア:

[(1, 27880880), (2, 13940440), (4, 6970220), (5, 5576176), (8, 3485110), (10, 2788088), (16, 1742555), (20, 1394044), (40, 697022), (80, 348511), (149, 187120), (298, 93560), (596, 46780), (745, 37424), (1192, 23390), (1490, 18712), (2339, 11920), (2384, 11695), (2980, 9356), (4678, 5960)]