87137420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229309}}^1$

素因数の和:229337

約数の個数: 24

約数和(自身を含む): 192620400

約数和(自身を除く): 105482980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 229309, 458618, 917236, 1146545, 2293090, 4356871, 4586180, 8713742, 17427484, 21784355, 43568710, 87137420]

約数ペア:

[(1, 87137420), (2, 43568710), (4, 21784355), (5, 17427484), (10, 8713742), (19, 4586180), (20, 4356871), (38, 2293090), (76, 1146545), (95, 917236), (190, 458618), (380, 229309)]