40005830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{210557}}^1$

素因数の和:210583

約数の個数: 16

約数和(自身を含む): 75800880

約数和(自身を除く): 35795050

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 210557, 421114, 1052785, 2105570, 4000583, 8001166, 20002915, 40005830]

約数ペア:

[(1, 40005830), (2, 20002915), (5, 8001166), (10, 4000583), (19, 2105570), (38, 1052785), (95, 421114), (190, 210557)]