959215240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{393121}}^1$

素因数の和:393193

約数の個数: 32

約数和(自身を含む): 2193620760

約数和(自身を除く): 1234405520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 393121, 786242, 1572484, 1965605, 3144968, 3931210, 7862420, 15724840, 23980381, 47960762, 95921524, 119901905, 191843048, 239803810, 479607620, 959215240]

約数ペア:

[(1, 959215240), (2, 479607620), (4, 239803810), (5, 191843048), (8, 119901905), (10, 95921524), (20, 47960762), (40, 23980381), (61, 15724840), (122, 7862420), (244, 3931210), (305, 3144968), (488, 1965605), (610, 1572484), (1220, 786242), (2440, 393121)]