201668840

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{44617}}^1$

素因数の和:44741

約数の個数: 32

約数和(自身を含む): 457780680

約数和(自身を除く): 256111840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 44617, 89234, 178468, 223085, 356936, 446170, 892340, 1784680, 5041721, 10083442, 20166884, 25208605, 40333768, 50417210, 100834420, 201668840]

約数ペア:

[(1, 201668840), (2, 100834420), (4, 50417210), (5, 40333768), (8, 25208605), (10, 20166884), (20, 10083442), (40, 5041721), (113, 1784680), (226, 892340), (452, 446170), (565, 356936), (904, 223085), (1130, 178468), (2260, 89234), (4520, 44617)]