18960320

素因数分解:

$2^6\times 5^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:517

約数の個数: 56

約数和(自身を含む): 45531024

約数和(自身を除く): 26570704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 193, 307, 320, 386, 614, 772, 965, 1228, 1535, 1544, 1930, 2456, 3070, 3088, 3860, 4912, 6140, 6176, 7720, 9824, 12280, 12352, 15440, 19648, 24560, 30880, 49120, 59251, 61760, 98240, 118502, 237004, 296255, 474008, 592510, 948016, 1185020, 1896032, 2370040, 3792064, 4740080, 9480160, 18960320]

約数ペア:

[(1, 18960320), (2, 9480160), (4, 4740080), (5, 3792064), (8, 2370040), (10, 1896032), (16, 1185020), (20, 948016), (32, 592510), (40, 474008), (64, 296255), (80, 237004), (160, 118502), (193, 98240), (307, 61760), (320, 59251), (386, 49120), (614, 30880), (772, 24560), (965, 19648), (1228, 15440), (1535, 12352), (1544, 12280), (1930, 9824), (2456, 7720), (3070, 6176), (3088, 6140), (3860, 4912)]