72109660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17761}}^1$

素因数の和:17806

約数の個数: 48

約数和(自身を含む): 179040960

約数和(自身を除く): 106931300

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, 17761, 35522, 71044, 88805, 124327, 177610, 248654, 355220, 497308, 515069, 621635, 1030138, 1243270, 2060276, 2486540, 2575345, 3605483, 5150690, 7210966, 10301380, 14421932, 18027415, 36054830, 72109660]

約数ペア:

[(1, 72109660), (2, 36054830), (4, 18027415), (5, 14421932), (7, 10301380), (10, 7210966), (14, 5150690), (20, 3605483), (28, 2575345), (29, 2486540), (35, 2060276), (58, 1243270), (70, 1030138), (116, 621635), (140, 515069), (145, 497308), (203, 355220), (290, 248654), (406, 177610), (580, 124327), (812, 88805), (1015, 71044), (2030, 35522), (4060, 17761)]