8302420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1960

約数の個数: 48

約数和(自身を含む): 20579328

約数和(自身を除く): 12276908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 1913, 2170, 3826, 4340, 7652, 9565, 13391, 19130, 26782, 38260, 53564, 59303, 66955, 118606, 133910, 237212, 267820, 296515, 415121, 593030, 830242, 1186060, 1660484, 2075605, 4151210, 8302420]

約数ペア:

[(1, 8302420), (2, 4151210), (4, 2075605), (5, 1660484), (7, 1186060), (10, 830242), (14, 593030), (20, 415121), (28, 296515), (31, 267820), (35, 237212), (62, 133910), (70, 118606), (124, 66955), (140, 59303), (155, 53564), (217, 38260), (310, 26782), (434, 19130), (620, 13391), (868, 9565), (1085, 7652), (1913, 4340), (2170, 3826)]