201991930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2885599}}^1$

素因数の和:2885613

約数の個数: 16

約数和(自身を含む): 415526400

約数和(自身を除く): 213534470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2885599, 5771198, 14427995, 20199193, 28855990, 40398386, 100995965, 201991930]

約数ペア:

[(1, 201991930), (2, 100995965), (5, 40398386), (7, 28855990), (10, 20199193), (14, 14427995), (35, 5771198), (70, 2885599)]