40250740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1451}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 90256320

約数和(自身を除く): 50005580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1451, 1460, 2774, 2902, 5548, 5804, 6935, 7255, 13870, 14510, 27569, 27740, 29020, 55138, 105923, 110276, 137845, 211846, 275690, 423692, 529615, 551380, 1059230, 2012537, 2118460, 4025074, 8050148, 10062685, 20125370, 40250740]

約数ペア:

[(1, 40250740), (2, 20125370), (4, 10062685), (5, 8050148), (10, 4025074), (19, 2118460), (20, 2012537), (38, 1059230), (73, 551380), (76, 529615), (95, 423692), (146, 275690), (190, 211846), (292, 137845), (365, 110276), (380, 105923), (730, 55138), (1387, 29020), (1451, 27740), (1460, 27569), (2774, 14510), (2902, 13870), (5548, 7255), (5804, 6935)]