16655240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3499}}^1$

素因数の和:3534

約数の個数: 64

約数和(自身を含む): 45360000

約数和(自身を除く): 28704760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 3499, 4760, 6998, 13996, 17495, 24493, 27992, 34990, 48986, 59483, 69980, 97972, 118966, 122465, 139960, 195944, 237932, 244930, 297415, 416381, 475864, 489860, 594830, 832762, 979720, 1189660, 1665524, 2081905, 2379320, 3331048, 4163810, 8327620, 16655240]

約数ペア:

[(1, 16655240), (2, 8327620), (4, 4163810), (5, 3331048), (7, 2379320), (8, 2081905), (10, 1665524), (14, 1189660), (17, 979720), (20, 832762), (28, 594830), (34, 489860), (35, 475864), (40, 416381), (56, 297415), (68, 244930), (70, 237932), (85, 195944), (119, 139960), (136, 122465), (140, 118966), (170, 97972), (238, 69980), (280, 59483), (340, 48986), (476, 34990), (595, 27992), (680, 24493), (952, 17495), (1190, 13996), (2380, 6998), (3499, 4760)]