31294280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{46021}}^1$

素因数の和:46049

約数の個数: 32

約数和(自身を含む): 74555640

約数和(自身を除く): 43261360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 46021, 92042, 184084, 230105, 368168, 460210, 782357, 920420, 1564714, 1840840, 3129428, 3911785, 6258856, 7823570, 15647140, 31294280]

約数ペア:

[(1, 31294280), (2, 15647140), (4, 7823570), (5, 6258856), (8, 3911785), (10, 3129428), (17, 1840840), (20, 1564714), (34, 920420), (40, 782357), (68, 460210), (85, 368168), (136, 230105), (170, 184084), (340, 92042), (680, 46021)]