40181890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18517}}^1$

素因数の和:18562

約数の個数: 32

約数和(自身を含む): 85330944

約数和(自身を除く): 45149054

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 18517, 37034, 92585, 129619, 185170, 259238, 574027, 648095, 1148054, 1296190, 2870135, 4018189, 5740270, 8036378, 20090945, 40181890]

約数ペア:

[(1, 40181890), (2, 20090945), (5, 8036378), (7, 5740270), (10, 4018189), (14, 2870135), (31, 1296190), (35, 1148054), (62, 648095), (70, 574027), (155, 259238), (217, 185170), (310, 129619), (434, 92585), (1085, 37034), (2170, 18517)]