4140890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 8192016

約数和(自身を除く): 4051126

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 601, 689, 1202, 1378, 3005, 3445, 6010, 6890, 7813, 15626, 31853, 39065, 63706, 78130, 159265, 318530, 414089, 828178, 2070445, 4140890]

約数ペア:

[(1, 4140890), (2, 2070445), (5, 828178), (10, 414089), (13, 318530), (26, 159265), (53, 78130), (65, 63706), (106, 39065), (130, 31853), (265, 15626), (530, 7813), (601, 6890), (689, 6010), (1202, 3445), (1378, 3005)]