122342020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{547}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 263487168

約数和(自身を除く): 141145148

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 211, 212, 265, 422, 530, 547, 844, 1055, 1060, 1094, 2110, 2188, 2735, 4220, 5470, 10940, 11183, 22366, 28991, 44732, 55915, 57982, 111830, 115417, 115964, 144955, 223660, 230834, 289910, 461668, 577085, 579820, 1154170, 2308340, 6117101, 12234202, 24468404, 30585505, 61171010, 122342020]

約数ペア:

[(1, 122342020), (2, 61171010), (4, 30585505), (5, 24468404), (10, 12234202), (20, 6117101), (53, 2308340), (106, 1154170), (211, 579820), (212, 577085), (265, 461668), (422, 289910), (530, 230834), (547, 223660), (844, 144955), (1055, 115964), (1060, 115417), (1094, 111830), (2110, 57982), (2188, 55915), (2735, 44732), (4220, 28991), (5470, 22366), (10940, 11183)]