416840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 994680

約数和(自身を除く): 577840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 613, 680, 1226, 2452, 3065, 4904, 6130, 10421, 12260, 20842, 24520, 41684, 52105, 83368, 104210, 208420, 416840]

約数ペア:

[(1, 416840), (2, 208420), (4, 104210), (5, 83368), (8, 52105), (10, 41684), (17, 24520), (20, 20842), (34, 12260), (40, 10421), (68, 6130), (85, 4904), (136, 3065), (170, 2452), (340, 1226), (613, 680)]