251285830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1322557}}^1$

素因数の和:1322583

約数の個数: 16

約数和(自身を含む): 476120880

約数和(自身を除く): 224835050

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1322557, 2645114, 6612785, 13225570, 25128583, 50257166, 125642915, 251285830]

約数ペア:

[(1, 251285830), (2, 125642915), (5, 50257166), (10, 25128583), (19, 13225570), (38, 6612785), (95, 2645114), (190, 1322557)]