25436740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5861}}^1$

素因数の和:5908

約数の個数: 48

約数和(自身を含む): 63028224

約数和(自身を除く): 37591484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 5861, 11722, 23444, 29305, 41027, 58610, 82054, 117220, 164108, 181691, 205135, 363382, 410270, 726764, 820540, 908455, 1271837, 1816910, 2543674, 3633820, 5087348, 6359185, 12718370, 25436740]

約数ペア:

[(1, 25436740), (2, 12718370), (4, 6359185), (5, 5087348), (7, 3633820), (10, 2543674), (14, 1816910), (20, 1271837), (28, 908455), (31, 820540), (35, 726764), (62, 410270), (70, 363382), (124, 205135), (140, 181691), (155, 164108), (217, 117220), (310, 82054), (434, 58610), (620, 41027), (868, 29305), (1085, 23444), (2170, 11722), (4340, 5861)]