40143830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{138427}}^1$

素因数の和:138463

約数の個数: 16

約数和(自身を含む): 74751120

約数和(自身を除く): 34607290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 138427, 276854, 692135, 1384270, 4014383, 8028766, 20071915, 40143830]

約数ペア:

[(1, 40143830), (2, 20071915), (5, 8028766), (10, 4014383), (29, 1384270), (58, 692135), (145, 276854), (290, 138427)]