15188380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 32969664

約数和(自身を除く): 17781284

約数列:

[1, 2, 4, 5, 10, 20, 73, 101, 103, 146, 202, 206, 292, 365, 404, 412, 505, 515, 730, 1010, 1030, 1460, 2020, 2060, 7373, 7519, 10403, 14746, 15038, 20806, 29492, 30076, 36865, 37595, 41612, 52015, 73730, 75190, 104030, 147460, 150380, 208060, 759419, 1518838, 3037676, 3797095, 7594190, 15188380]

約数ペア:

[(1, 15188380), (2, 7594190), (4, 3797095), (5, 3037676), (10, 1518838), (20, 759419), (73, 208060), (101, 150380), (103, 147460), (146, 104030), (202, 75190), (206, 73730), (292, 52015), (365, 41612), (404, 37595), (412, 36865), (505, 30076), (515, 29492), (730, 20806), (1010, 15038), (1030, 14746), (1460, 10403), (2020, 7519), (2060, 7373)]