38760820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9547}}^1$

素因数の和:9592

約数の個数: 48

約数和(自身を含む): 96243840

約数和(自身を除く): 57483020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 9547, 19094, 38188, 47735, 66829, 95470, 133658, 190940, 267316, 276863, 334145, 553726, 668290, 1107452, 1336580, 1384315, 1938041, 2768630, 3876082, 5537260, 7752164, 9690205, 19380410, 38760820]

約数ペア:

[(1, 38760820), (2, 19380410), (4, 9690205), (5, 7752164), (7, 5537260), (10, 3876082), (14, 2768630), (20, 1938041), (28, 1384315), (29, 1336580), (35, 1107452), (58, 668290), (70, 553726), (116, 334145), (140, 276863), (145, 267316), (203, 190940), (290, 133658), (406, 95470), (580, 66829), (812, 47735), (1015, 38188), (2030, 19094), (4060, 9547)]