1777452770

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{20963}}^1$

素因数の和:21170

約数の個数: 32

約数和(自身を含む): 3275415360

約数和(自身を除く): 1497962590

約数列:

[1, 2, 5, 10, 61, 122, 139, 278, 305, 610, 695, 1390, 8479, 16958, 20963, 41926, 42395, 84790, 104815, 209630, 1278743, 2557486, 2913857, 5827714, 6393715, 12787430, 14569285, 29138570, 177745277, 355490554, 888726385, 1777452770]

約数ペア:

[(1, 1777452770), (2, 888726385), (5, 355490554), (10, 177745277), (61, 29138570), (122, 14569285), (139, 12787430), (278, 6393715), (305, 5827714), (610, 2913857), (695, 2557486), (1390, 1278743), (8479, 209630), (16958, 104815), (20963, 84790), (41926, 42395)]