440923390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{31249}}^1$

素因数の和:31356

約数の個数: 32

約数和(自身を含む): 850500000

約数和(自身を除く): 409576610

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1411, 2822, 7055, 14110, 31249, 62498, 156245, 312490, 531233, 1062466, 2593667, 2656165, 5187334, 5312330, 12968335, 25936670, 44092339, 88184678, 220461695, 440923390]

約数ペア:

[(1, 440923390), (2, 220461695), (5, 88184678), (10, 44092339), (17, 25936670), (34, 12968335), (83, 5312330), (85, 5187334), (166, 2656165), (170, 2593667), (415, 1062466), (830, 531233), (1411, 312490), (2822, 156245), (7055, 62498), (14110, 31249)]