20448150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5927}}^1$

素因数の和:5965

約数の個数: 48

約数和(自身を含む): 52925184

約数和(自身を除く): 32477034

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5927, 11854, 17781, 29635, 35562, 59270, 88905, 136321, 148175, 177810, 272642, 296350, 408963, 444525, 681605, 817926, 889050, 1363210, 2044815, 3408025, 4089630, 6816050, 10224075, 20448150]

約数ペア:

[(1, 20448150), (2, 10224075), (3, 6816050), (5, 4089630), (6, 3408025), (10, 2044815), (15, 1363210), (23, 889050), (25, 817926), (30, 681605), (46, 444525), (50, 408963), (69, 296350), (75, 272642), (115, 177810), (138, 148175), (150, 136321), (230, 88905), (345, 59270), (575, 35562), (690, 29635), (1150, 17781), (1725, 11854), (3450, 5927)]