40166980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2539}}^1$

素因数の和:2668

約数の個数: 48

約数和(自身を含む): 97292160

約数和(自身を除く): 57125180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 2539, 3164, 3955, 5078, 7910, 10156, 12695, 15820, 17773, 25390, 35546, 50780, 71092, 88865, 177730, 286907, 355460, 573814, 1147628, 1434535, 2008349, 2869070, 4016698, 5738140, 8033396, 10041745, 20083490, 40166980]

約数ペア:

[(1, 40166980), (2, 20083490), (4, 10041745), (5, 8033396), (7, 5738140), (10, 4016698), (14, 2869070), (20, 2008349), (28, 1434535), (35, 1147628), (70, 573814), (113, 355460), (140, 286907), (226, 177730), (452, 88865), (565, 71092), (791, 50780), (1130, 35546), (1582, 25390), (2260, 17773), (2539, 15820), (3164, 12695), (3955, 10156), (5078, 7910)]