12803290

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 23748480

約数和(自身を除く): 10945190

約数列:

[1, 2, 5, 10, 61, 122, 139, 151, 278, 302, 305, 610, 695, 755, 1390, 1510, 8479, 9211, 16958, 18422, 20989, 41978, 42395, 46055, 84790, 92110, 104945, 209890, 1280329, 2560658, 6401645, 12803290]

約数ペア:

[(1, 12803290), (2, 6401645), (5, 2560658), (10, 1280329), (61, 209890), (122, 104945), (139, 92110), (151, 84790), (278, 46055), (302, 42395), (305, 41978), (610, 20989), (695, 18422), (755, 16958), (1390, 9211), (1510, 8479)]