20161243540

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5826949}}^1$

素因数の和:5827131

約数の個数: 24

約数和(自身を含む): 42583350600

約数和(自身を除く): 22422107060

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 5826949, 11653898, 23307796, 29134745, 58269490, 116538980, 1008062177, 2016124354, 4032248708, 5040310885, 10080621770, 20161243540]

約数ペア:

[(1, 20161243540), (2, 10080621770), (4, 5040310885), (5, 4032248708), (10, 2016124354), (20, 1008062177), (173, 116538980), (346, 58269490), (692, 29134745), (865, 23307796), (1730, 11653898), (3460, 5826949)]