40393712

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{41387}}^1$

素因数の和:41456

約数の個数: 20

約数和(自身を含む): 79547736

約数和(自身を除く): 39154024

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 41387, 82774, 165548, 331096, 662192, 2524607, 5049214, 10098428, 20196856, 40393712]

約数ペア:

[(1, 40393712), (2, 20196856), (4, 10098428), (8, 5049214), (16, 2524607), (61, 662192), (122, 331096), (244, 165548), (488, 82774), (976, 41387)]