201965780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{2099}}^1$

素因数の和:2408

約数の個数: 48

約数和(自身を含む): 450878400

約数和(自身を除く): 248912620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 283, 340, 566, 1132, 1415, 2099, 2830, 4198, 4811, 5660, 8396, 9622, 10495, 19244, 20990, 24055, 35683, 41980, 48110, 71366, 96220, 142732, 178415, 356830, 594017, 713660, 1188034, 2376068, 2970085, 5940170, 10098289, 11880340, 20196578, 40393156, 50491445, 100982890, 201965780]

約数ペア:

[(1, 201965780), (2, 100982890), (4, 50491445), (5, 40393156), (10, 20196578), (17, 11880340), (20, 10098289), (34, 5940170), (68, 2970085), (85, 2376068), (170, 1188034), (283, 713660), (340, 594017), (566, 356830), (1132, 178415), (1415, 142732), (2099, 96220), (2830, 71366), (4198, 48110), (4811, 41980), (5660, 35683), (8396, 24055), (9622, 20990), (10495, 19244)]