2049780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 5806080

約数和(自身を除く): 3756300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 269, 381, 508, 538, 635, 762, 807, 1076, 1270, 1345, 1524, 1614, 1905, 2540, 2690, 3228, 3810, 4035, 5380, 7620, 8070, 16140, 34163, 68326, 102489, 136652, 170815, 204978, 341630, 409956, 512445, 683260, 1024890, 2049780]

約数ペア:

[(1, 2049780), (2, 1024890), (3, 683260), (4, 512445), (5, 409956), (6, 341630), (10, 204978), (12, 170815), (15, 136652), (20, 102489), (30, 68326), (60, 34163), (127, 16140), (254, 8070), (269, 7620), (381, 5380), (508, 4035), (538, 3810), (635, 3228), (762, 2690), (807, 2540), (1076, 1905), (1270, 1614), (1345, 1524)]