28438670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{773}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 55393632

約数和(自身を除く): 26954962

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 566, 773, 1415, 1546, 2830, 3679, 3865, 7358, 7730, 10049, 18395, 20098, 36790, 50245, 100490, 218759, 437518, 1093795, 2187590, 2843867, 5687734, 14219335, 28438670]

約数ペア:

[(1, 28438670), (2, 14219335), (5, 5687734), (10, 2843867), (13, 2187590), (26, 1093795), (65, 437518), (130, 218759), (283, 100490), (566, 50245), (773, 36790), (1415, 20098), (1546, 18395), (2830, 10049), (3679, 7730), (3865, 7358)]