30756560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9377}}^1$

素因数の和:9431

約数の個数: 40

約数和(自身を含む): 73260936

約数和(自身を除く): 42504376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 9377, 18754, 37508, 46885, 75016, 93770, 150032, 187540, 375080, 384457, 750160, 768914, 1537828, 1922285, 3075656, 3844570, 6151312, 7689140, 15378280, 30756560]

約数ペア:

[(1, 30756560), (2, 15378280), (4, 7689140), (5, 6151312), (8, 3844570), (10, 3075656), (16, 1922285), (20, 1537828), (40, 768914), (41, 750160), (80, 384457), (82, 375080), (164, 187540), (205, 150032), (328, 93770), (410, 75016), (656, 46885), (820, 37508), (1640, 18754), (3280, 9377)]