38426780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 94974768

約数和(自身を除く): 56547988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 347, 452, 490, 565, 694, 791, 980, 1130, 1388, 1582, 1735, 2260, 2429, 3164, 3470, 3955, 4858, 5537, 6940, 7910, 9716, 11074, 12145, 15820, 17003, 22148, 24290, 27685, 34006, 39211, 48580, 55370, 68012, 78422, 85015, 110740, 156844, 170030, 196055, 274477, 340060, 392110, 548954, 784220, 1097908, 1372385, 1921339, 2744770, 3842678, 5489540, 7685356, 9606695, 19213390, 38426780]

約数ペア:

[(1, 38426780), (2, 19213390), (4, 9606695), (5, 7685356), (7, 5489540), (10, 3842678), (14, 2744770), (20, 1921339), (28, 1372385), (35, 1097908), (49, 784220), (70, 548954), (98, 392110), (113, 340060), (140, 274477), (196, 196055), (226, 170030), (245, 156844), (347, 110740), (452, 85015), (490, 78422), (565, 68012), (694, 55370), (791, 48580), (980, 39211), (1130, 34006), (1388, 27685), (1582, 24290), (1735, 22148), (2260, 17003), (2429, 15820), (3164, 12145), (3470, 11074), (3955, 9716), (4858, 7910), (5537, 6940)]