201671920

素因数分解:

$2^4\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{2099}}^1$

素因数の和:3313

約数の個数: 40

約数和(自身を含む): 469501200

約数和(自身を除く): 267829280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1201, 2099, 2402, 4198, 4804, 6005, 8396, 9608, 10495, 12010, 16792, 19216, 20990, 24020, 33584, 41980, 48040, 83960, 96080, 167920, 2520899, 5041798, 10083596, 12604495, 20167192, 25208990, 40334384, 50417980, 100835960, 201671920]

約数ペア:

[(1, 201671920), (2, 100835960), (4, 50417980), (5, 40334384), (8, 25208990), (10, 20167192), (16, 12604495), (20, 10083596), (40, 5041798), (80, 2520899), (1201, 167920), (2099, 96080), (2402, 83960), (4198, 48040), (4804, 41980), (6005, 33584), (8396, 24020), (9608, 20990), (10495, 19216), (12010, 16792)]