89078420

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{18481}}^1$

素因数の和:18731

約数の個数: 24

約数和(自身を含む): 187851048

約数和(自身を除く): 98772628

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 18481, 36962, 73924, 92405, 184810, 369620, 4453921, 8907842, 17815684, 22269605, 44539210, 89078420]

約数ペア:

[(1, 89078420), (2, 44539210), (4, 22269605), (5, 17815684), (10, 8907842), (20, 4453921), (241, 369620), (482, 184810), (964, 92405), (1205, 73924), (2410, 36962), (4820, 18481)]