1042990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 2068416

約数和(自身を除く): 1025426

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 113, 130, 142, 226, 355, 565, 710, 923, 1130, 1469, 1846, 2938, 4615, 7345, 8023, 9230, 14690, 16046, 40115, 80230, 104299, 208598, 521495, 1042990]

約数ペア:

[(1, 1042990), (2, 521495), (5, 208598), (10, 104299), (13, 80230), (26, 40115), (65, 16046), (71, 14690), (113, 9230), (130, 8023), (142, 7345), (226, 4615), (355, 2938), (565, 1846), (710, 1469), (923, 1130)]