7978390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{389}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 16511040

約数和(自身を除く): 8532650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293, 389, 586, 778, 1465, 1945, 2051, 2723, 2930, 3890, 4102, 5446, 10255, 13615, 20510, 27230, 113977, 227954, 569885, 797839, 1139770, 1595678, 3989195, 7978390]

約数ペア:

[(1, 7978390), (2, 3989195), (5, 1595678), (7, 1139770), (10, 797839), (14, 569885), (35, 227954), (70, 113977), (293, 27230), (389, 20510), (586, 13615), (778, 10255), (1465, 5446), (1945, 4102), (2051, 3890), (2723, 2930)]