23915240

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1723}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 53995680

約数和(自身を除く): 30080440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1723, 1735, 2776, 3446, 3470, 6892, 6940, 8615, 13784, 13880, 17230, 34460, 68920, 597881, 1195762, 2391524, 2989405, 4783048, 5978810, 11957620, 23915240]

約数ペア:

[(1, 23915240), (2, 11957620), (4, 5978810), (5, 4783048), (8, 2989405), (10, 2391524), (20, 1195762), (40, 597881), (347, 68920), (694, 34460), (1388, 17230), (1723, 13880), (1735, 13784), (2776, 8615), (3446, 6940), (3470, 6892)]