201930910

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{102503}}^1$

素因数の和:102707

約数の個数: 16

約数和(自身を含む): 365324256

約数和(自身を除く): 163393346

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 102503, 205006, 512515, 1025030, 20193091, 40386182, 100965455, 201930910]

約数ペア:

[(1, 201930910), (2, 100965455), (5, 40386182), (10, 20193091), (197, 1025030), (394, 512515), (985, 205006), (1970, 102503)]