39882220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2521}}^1$

素因数の和:2650

約数の個数: 48

約数和(自身を含む): 96602688

約数和(自身を除く): 56720468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 2521, 3164, 3955, 5042, 7910, 10084, 12605, 15820, 17647, 25210, 35294, 50420, 70588, 88235, 176470, 284873, 352940, 569746, 1139492, 1424365, 1994111, 2848730, 3988222, 5697460, 7976444, 9970555, 19941110, 39882220]

約数ペア:

[(1, 39882220), (2, 19941110), (4, 9970555), (5, 7976444), (7, 5697460), (10, 3988222), (14, 2848730), (20, 1994111), (28, 1424365), (35, 1139492), (70, 569746), (113, 352940), (140, 284873), (226, 176470), (452, 88235), (565, 70588), (791, 50420), (1130, 35294), (1582, 25210), (2260, 17647), (2521, 15820), (3164, 12605), (3955, 10084), (5042, 7910)]