40890640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73019}}^1$

素因数の和:73039

約数の個数: 40

約数和(自身を含む): 108653760

約数和(自身を除く): 67763120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 73019, 146038, 292076, 365095, 511133, 584152, 730190, 1022266, 1168304, 1460380, 2044532, 2555665, 2920760, 4089064, 5111330, 5841520, 8178128, 10222660, 20445320, 40890640]

約数ペア:

[(1, 40890640), (2, 20445320), (4, 10222660), (5, 8178128), (7, 5841520), (8, 5111330), (10, 4089064), (14, 2920760), (16, 2555665), (20, 2044532), (28, 1460380), (35, 1168304), (40, 1022266), (56, 730190), (70, 584152), (80, 511133), (112, 365095), (140, 292076), (280, 146038), (560, 73019)]