20024438420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{398417}}^1$

素因数の和:398792

約数の個数: 48

約数和(自身を含む): 48192641280

約数和(自身を除く): 28168202860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 718, 1436, 1795, 2513, 3590, 5026, 7180, 10052, 12565, 25130, 50260, 398417, 796834, 1593668, 1992085, 2788919, 3984170, 5577838, 7968340, 11155676, 13944595, 27889190, 55778380, 143031703, 286063406, 572126812, 715158515, 1001221921, 1430317030, 2002443842, 2860634060, 4004887684, 5006109605, 10012219210, 20024438420]

約数ペア:

[(1, 20024438420), (2, 10012219210), (4, 5006109605), (5, 4004887684), (7, 2860634060), (10, 2002443842), (14, 1430317030), (20, 1001221921), (28, 715158515), (35, 572126812), (70, 286063406), (140, 143031703), (359, 55778380), (718, 27889190), (1436, 13944595), (1795, 11155676), (2513, 7968340), (3590, 5577838), (5026, 3984170), (7180, 2788919), (10052, 1992085), (12565, 1593668), (25130, 796834), (50260, 398417)]