202609640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{61027}}^1$

素因数の和:61121

約数の個数: 32

約数和(自身を含む): 461371680

約数和(自身を除く): 258762040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 61027, 122054, 244108, 305135, 488216, 610270, 1220540, 2441080, 5065241, 10130482, 20260964, 25326205, 40521928, 50652410, 101304820, 202609640]

約数ペア:

[(1, 202609640), (2, 101304820), (4, 50652410), (5, 40521928), (8, 25326205), (10, 20260964), (20, 10130482), (40, 5065241), (83, 2441080), (166, 1220540), (332, 610270), (415, 488216), (664, 305135), (830, 244108), (1660, 122054), (3320, 61027)]