1689746560

素因数分解:

$2^7\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{2591}}^1$

素因数の和:3629

約数の個数: 64

約数和(自身を含む): 4045075200

約数和(自身を除く): 2355328640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1019, 2038, 2591, 4076, 5095, 5182, 8152, 10190, 10364, 12955, 16304, 20380, 20728, 25910, 32608, 40760, 41456, 51820, 65216, 81520, 82912, 103640, 130432, 163040, 165824, 207280, 326080, 331648, 414560, 652160, 829120, 1658240, 2640229, 5280458, 10560916, 13201145, 21121832, 26402290, 42243664, 52804580, 84487328, 105609160, 168974656, 211218320, 337949312, 422436640, 844873280, 1689746560]

約数ペア:

[(1, 1689746560), (2, 844873280), (4, 422436640), (5, 337949312), (8, 211218320), (10, 168974656), (16, 105609160), (20, 84487328), (32, 52804580), (40, 42243664), (64, 26402290), (80, 21121832), (128, 13201145), (160, 10560916), (320, 5280458), (640, 2640229), (1019, 1658240), (2038, 829120), (2591, 652160), (4076, 414560), (5095, 331648), (5182, 326080), (8152, 207280), (10190, 165824), (10364, 163040), (12955, 130432), (16304, 103640), (20380, 82912), (20728, 81520), (25910, 65216), (32608, 51820), (40760, 41456)]