201383980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438457}}^1$

素因数の和:1438473

約数の個数: 24

約数和(自身を含む): 483321888

約数和(自身を除く): 281937908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438457, 2876914, 5753828, 7192285, 10069199, 14384570, 20138398, 28769140, 40276796, 50345995, 100691990, 201383980]

約数ペア:

[(1, 201383980), (2, 100691990), (4, 50345995), (5, 40276796), (7, 28769140), (10, 20138398), (14, 14384570), (20, 10069199), (28, 7192285), (35, 5753828), (70, 2876914), (140, 1438457)]