172167620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{141121}}^1$

素因数の和:141191

約数の個数: 24

約数和(自身を含む): 367481688

約数和(自身を除く): 195314068

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 141121, 282242, 564484, 705605, 1411210, 2822420, 8608381, 17216762, 34433524, 43041905, 86083810, 172167620]

約数ペア:

[(1, 172167620), (2, 86083810), (4, 43041905), (5, 34433524), (10, 17216762), (20, 8608381), (61, 2822420), (122, 1411210), (244, 705605), (305, 564484), (610, 282242), (1220, 141121)]