870836164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{222379}}^1$

素因数の和:222483

約数の個数: 24

約数和(自身を含む): 1681192800

約数和(自身を除く): 810356636

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 222379, 444758, 889516, 2446169, 4892338, 9784676, 19791731, 39583462, 79166924, 217709041, 435418082, 870836164]

約数ペア:

[(1, 870836164), (2, 435418082), (4, 217709041), (11, 79166924), (22, 39583462), (44, 19791731), (89, 9784676), (178, 4892338), (356, 2446169), (979, 889516), (1958, 444758), (3916, 222379)]