31666840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27299}}^1$

素因数の和:27339

約数の個数: 32

約数和(自身を含む): 73710000

約数和(自身を除く): 42043160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 27299, 54598, 109196, 136495, 218392, 272990, 545980, 791671, 1091960, 1583342, 3166684, 3958355, 6333368, 7916710, 15833420, 31666840]

約数ペア:

[(1, 31666840), (2, 15833420), (4, 7916710), (5, 6333368), (8, 3958355), (10, 3166684), (20, 1583342), (29, 1091960), (40, 791671), (58, 545980), (116, 272990), (145, 218392), (232, 136495), (290, 109196), (580, 54598), (1160, 27299)]