11998280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 31328640

約数和(自身を除く): 19330360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 587, 730, 1022, 1174, 1460, 2044, 2348, 2555, 2920, 2935, 4088, 4109, 4696, 5110, 5870, 8218, 10220, 11740, 16436, 20440, 20545, 23480, 32872, 41090, 42851, 82180, 85702, 164360, 171404, 214255, 299957, 342808, 428510, 599914, 857020, 1199828, 1499785, 1714040, 2399656, 2999570, 5999140, 11998280]

約数ペア:

[(1, 11998280), (2, 5999140), (4, 2999570), (5, 2399656), (7, 1714040), (8, 1499785), (10, 1199828), (14, 857020), (20, 599914), (28, 428510), (35, 342808), (40, 299957), (56, 214255), (70, 171404), (73, 164360), (140, 85702), (146, 82180), (280, 42851), (292, 41090), (365, 32872), (511, 23480), (584, 20545), (587, 20440), (730, 16436), (1022, 11740), (1174, 10220), (1460, 8218), (2044, 5870), (2348, 5110), (2555, 4696), (2920, 4109), (2935, 4088)]