187841480

素因数分解:

$2^3\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{2897}}^1$

素因数の和:4529

約数の個数: 32

約数和(自身を含む): 423050040

約数和(自身を除く): 235208560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1621, 2897, 3242, 5794, 6484, 8105, 11588, 12968, 14485, 16210, 23176, 28970, 32420, 57940, 64840, 115880, 4696037, 9392074, 18784148, 23480185, 37568296, 46960370, 93920740, 187841480]

約数ペア:

[(1, 187841480), (2, 93920740), (4, 46960370), (5, 37568296), (8, 23480185), (10, 18784148), (20, 9392074), (40, 4696037), (1621, 115880), (2897, 64840), (3242, 57940), (5794, 32420), (6484, 28970), (8105, 23176), (11588, 16210), (12968, 14485)]