2881942064

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{315449}}^1$

素因数の和:316028

約数の個数: 20

約数和(自身を含む): 5593559400

約数和(自身を除く): 2711617336

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 315449, 630898, 1261796, 2523592, 5047184, 180121379, 360242758, 720485516, 1440971032, 2881942064]

約数ペア:

[(1, 2881942064), (2, 1440971032), (4, 720485516), (8, 360242758), (16, 180121379), (571, 5047184), (1142, 2523592), (2284, 1261796), (4568, 630898), (9136, 315449)]