401048464

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{71821}}^1$

素因数の和:72178

約数の個数: 20

約数和(自身を含む): 779268700

約数和(自身を除く): 378220236

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 71821, 143642, 287284, 574568, 1149136, 25065529, 50131058, 100262116, 200524232, 401048464]

約数ペア:

[(1, 401048464), (2, 200524232), (4, 100262116), (8, 50131058), (16, 25065529), (349, 1149136), (698, 574568), (1396, 287284), (2792, 143642), (5584, 71821)]