87601840

素因数分解:

$2^4\times 5^1\times {\mathrm{1095023}}^1$

素因数の和:1095036

約数の個数: 20

約数和(自身を含む): 203674464

約数和(自身を除く): 116072624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1095023, 2190046, 4380092, 5475115, 8760184, 10950230, 17520368, 21900460, 43800920, 87601840]

約数ペア:

[(1, 87601840), (2, 43800920), (4, 21900460), (5, 17520368), (8, 10950230), (10, 8760184), (16, 5475115), (20, 4380092), (40, 2190046), (80, 1095023)]