23182420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 27620780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 269, 278, 310, 538, 556, 620, 695, 1076, 1345, 1390, 2690, 2780, 4309, 5380, 8339, 8618, 16678, 17236, 21545, 33356, 37391, 41695, 43090, 74782, 83390, 86180, 149564, 166780, 186955, 373910, 747820, 1159121, 2318242, 4636484, 5795605, 11591210, 23182420]

約数ペア:

[(1, 23182420), (2, 11591210), (4, 5795605), (5, 4636484), (10, 2318242), (20, 1159121), (31, 747820), (62, 373910), (124, 186955), (139, 166780), (155, 149564), (269, 86180), (278, 83390), (310, 74782), (538, 43090), (556, 41695), (620, 37391), (695, 33356), (1076, 21545), (1345, 17236), (1390, 16678), (2690, 8618), (2780, 8339), (4309, 5380)]