31472440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1552

約数の個数: 64

約数和(自身を含む): 77448960

約数和(自身を除く): 45976520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 1493, 2108, 2635, 2986, 4216, 5270, 5972, 7465, 10540, 11944, 14930, 21080, 25381, 29860, 46283, 50762, 59720, 92566, 101524, 126905, 185132, 203048, 231415, 253810, 370264, 462830, 507620, 786811, 925660, 1015240, 1573622, 1851320, 3147244, 3934055, 6294488, 7868110, 15736220, 31472440]

約数ペア:

[(1, 31472440), (2, 15736220), (4, 7868110), (5, 6294488), (8, 3934055), (10, 3147244), (17, 1851320), (20, 1573622), (31, 1015240), (34, 925660), (40, 786811), (62, 507620), (68, 462830), (85, 370264), (124, 253810), (136, 231415), (155, 203048), (170, 185132), (248, 126905), (310, 101524), (340, 92566), (527, 59720), (620, 50762), (680, 46283), (1054, 29860), (1240, 25381), (1493, 21080), (2108, 14930), (2635, 11944), (2986, 10540), (4216, 7465), (5270, 5972)]