20806345870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{4969}}^1$

素因数の和:5233

約数の個数: 64

約数和(自身を含む): 39162009600

約数和(自身を除く): 18355663730

約数列:

[1, 2, 5, 10, 47, 59, 94, 118, 151, 235, 295, 302, 470, 590, 755, 1510, 2773, 4969, 5546, 7097, 8909, 9938, 13865, 14194, 17818, 24845, 27730, 35485, 44545, 49690, 70970, 89090, 233543, 293171, 418723, 467086, 586342, 750319, 837446, 1167715, 1465855, 1500638, 2093615, 2335430, 2931710, 3751595, 4187230, 7503190, 13779037, 27558074, 35264993, 44268821, 68895185, 70529986, 88537642, 137790370, 176324965, 221344105, 352649930, 442688210, 2080634587, 4161269174, 10403172935, 20806345870]

約数ペア:

[(1, 20806345870), (2, 10403172935), (5, 4161269174), (10, 2080634587), (47, 442688210), (59, 352649930), (94, 221344105), (118, 176324965), (151, 137790370), (235, 88537642), (295, 70529986), (302, 68895185), (470, 44268821), (590, 35264993), (755, 27558074), (1510, 13779037), (2773, 7503190), (4969, 4187230), (5546, 3751595), (7097, 2931710), (8909, 2335430), (9938, 2093615), (13865, 1500638), (14194, 1465855), (17818, 1167715), (24845, 837446), (27730, 750319), (35485, 586342), (44545, 467086), (49690, 418723), (70970, 293171), (89090, 233543)]