38875240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 91445760

約数和(自身を除く): 52570520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 293, 310, 428, 535, 586, 620, 856, 1070, 1172, 1240, 1465, 2140, 2344, 2930, 3317, 4280, 5860, 6634, 9083, 11720, 13268, 16585, 18166, 26536, 31351, 33170, 36332, 45415, 62702, 66340, 72664, 90830, 125404, 132680, 156755, 181660, 250808, 313510, 363320, 627020, 971881, 1254040, 1943762, 3887524, 4859405, 7775048, 9718810, 19437620, 38875240]

約数ペア:

[(1, 38875240), (2, 19437620), (4, 9718810), (5, 7775048), (8, 4859405), (10, 3887524), (20, 1943762), (31, 1254040), (40, 971881), (62, 627020), (107, 363320), (124, 313510), (155, 250808), (214, 181660), (248, 156755), (293, 132680), (310, 125404), (428, 90830), (535, 72664), (586, 66340), (620, 62702), (856, 45415), (1070, 36332), (1172, 33170), (1240, 31351), (1465, 26536), (2140, 18166), (2344, 16585), (2930, 13268), (3317, 11720), (4280, 9083), (5860, 6634)]