188876840

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{31271}}^1$

素因数の和:31433

約数の個数: 32

約数和(自身を含む): 427800960

約数和(自身を除く): 238924120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 31271, 62542, 125084, 156355, 250168, 312710, 625420, 1250840, 4721921, 9443842, 18887684, 23609605, 37775368, 47219210, 94438420, 188876840]

約数ペア:

[(1, 188876840), (2, 94438420), (4, 47219210), (5, 37775368), (8, 23609605), (10, 18887684), (20, 9443842), (40, 4721921), (151, 1250840), (302, 625420), (604, 312710), (755, 250168), (1208, 156355), (1510, 125084), (3020, 62542), (6040, 31271)]