188792720

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{7687}}^1$

素因数の和:8007

約数の個数: 40

約数和(自身を含む): 440430144

約数和(自身を除く): 251637424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 4912, 6140, 7687, 12280, 15374, 24560, 30748, 38435, 61496, 76870, 122992, 153740, 307480, 614960, 2359909, 4719818, 9439636, 11799545, 18879272, 23599090, 37758544, 47198180, 94396360, 188792720]

約数ペア:

[(1, 188792720), (2, 94396360), (4, 47198180), (5, 37758544), (8, 23599090), (10, 18879272), (16, 11799545), (20, 9439636), (40, 4719818), (80, 2359909), (307, 614960), (614, 307480), (1228, 153740), (1535, 122992), (2456, 76870), (3070, 61496), (4912, 38435), (6140, 30748), (7687, 24560), (12280, 15374)]