40981360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73181}}^1$

素因数の和:73201

約数の個数: 40

約数和(自身を含む): 108894816

約数和(自身を除く): 67913456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 73181, 146362, 292724, 365905, 512267, 585448, 731810, 1024534, 1170896, 1463620, 2049068, 2561335, 2927240, 4098136, 5122670, 5854480, 8196272, 10245340, 20490680, 40981360]

約数ペア:

[(1, 40981360), (2, 20490680), (4, 10245340), (5, 8196272), (7, 5854480), (8, 5122670), (10, 4098136), (14, 2927240), (16, 2561335), (20, 2049068), (28, 1463620), (35, 1170896), (40, 1024534), (56, 731810), (70, 585448), (80, 512267), (112, 365905), (140, 292724), (280, 146362), (560, 73181)]