201879380

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{22481}}^1$

素因数の和:22939

約数の個数: 24

約数和(自身を含む): 424909800

約数和(自身を除く): 223030420

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 22481, 44962, 89924, 112405, 224810, 449620, 10093969, 20187938, 40375876, 50469845, 100939690, 201879380]

約数ペア:

[(1, 201879380), (2, 100939690), (4, 50469845), (5, 40375876), (10, 20187938), (20, 10093969), (449, 449620), (898, 224810), (1796, 112405), (2245, 89924), (4490, 44962), (8980, 22481)]