25619020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5903}}^1$

素因数の和:5950

約数の個数: 48

約数和(自身を含む): 63479808

約数和(自身を除く): 37860788

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, 2170, 4340, 5903, 11806, 23612, 29515, 41321, 59030, 82642, 118060, 165284, 182993, 206605, 365986, 413210, 731972, 826420, 914965, 1280951, 1829930, 2561902, 3659860, 5123804, 6404755, 12809510, 25619020]

約数ペア:

[(1, 25619020), (2, 12809510), (4, 6404755), (5, 5123804), (7, 3659860), (10, 2561902), (14, 1829930), (20, 1280951), (28, 914965), (31, 826420), (35, 731972), (62, 413210), (70, 365986), (124, 206605), (140, 182993), (155, 165284), (217, 118060), (310, 82642), (434, 59030), (620, 41321), (868, 29515), (1085, 23612), (2170, 11806), (4340, 5903)]