1275343820

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{152189}}^1$

素因数の和:152617

約数の個数: 24

約数和(自身を含む): 2684631600

約数和(自身を除く): 1409287780

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 152189, 304378, 608756, 760945, 1521890, 3043780, 63767191, 127534382, 255068764, 318835955, 637671910, 1275343820]

約数ペア:

[(1, 1275343820), (2, 637671910), (4, 318835955), (5, 255068764), (10, 127534382), (20, 63767191), (419, 3043780), (838, 1521890), (1676, 760945), (2095, 608756), (4190, 304378), (8380, 152189)]