242042020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1213}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 555565248

約数和(自身を除く): 313523228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 907, 1213, 1814, 2426, 3628, 4535, 4852, 6065, 9070, 9977, 12130, 13343, 18140, 19954, 24260, 26686, 39908, 49885, 53372, 66715, 99770, 133430, 199540, 266860, 1100191, 2200382, 4400764, 5500955, 11001910, 12102101, 22003820, 24204202, 48408404, 60510505, 121021010, 242042020]

約数ペア:

[(1, 242042020), (2, 121021010), (4, 60510505), (5, 48408404), (10, 24204202), (11, 22003820), (20, 12102101), (22, 11001910), (44, 5500955), (55, 4400764), (110, 2200382), (220, 1100191), (907, 266860), (1213, 199540), (1814, 133430), (2426, 99770), (3628, 66715), (4535, 53372), (4852, 49885), (6065, 39908), (9070, 26686), (9977, 24260), (12130, 19954), (13343, 18140)]