53645740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1787}}^1$

素因数の和:1894

約数の個数: 48

約数和(自身を含む): 120153600

約数和(自身を除く): 66507860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 1787, 3002, 3574, 6004, 7148, 7505, 8935, 15010, 17870, 30020, 33953, 35740, 67906, 135812, 141173, 169765, 282346, 339530, 564692, 679060, 705865, 1411730, 2682287, 2823460, 5364574, 10729148, 13411435, 26822870, 53645740]

約数ペア:

[(1, 53645740), (2, 26822870), (4, 13411435), (5, 10729148), (10, 5364574), (19, 2823460), (20, 2682287), (38, 1411730), (76, 705865), (79, 679060), (95, 564692), (158, 339530), (190, 282346), (316, 169765), (380, 141173), (395, 135812), (790, 67906), (1501, 35740), (1580, 33953), (1787, 30020), (3002, 17870), (3574, 15010), (6004, 8935), (7148, 7505)]