254361830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{13999}}^1$

素因数の和:14108

約数の個数: 32

約数和(自身を含む): 483840000

約数和(自身を除く): 229478170

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1817, 3634, 9085, 13999, 18170, 27998, 69995, 139990, 321977, 643954, 1105921, 1609885, 2211842, 3219770, 5529605, 11059210, 25436183, 50872366, 127180915, 254361830]

約数ペア:

[(1, 254361830), (2, 127180915), (5, 50872366), (10, 25436183), (23, 11059210), (46, 5529605), (79, 3219770), (115, 2211842), (158, 1609885), (230, 1105921), (395, 643954), (790, 321977), (1817, 139990), (3634, 69995), (9085, 27998), (13999, 18170)]