2011609220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1\times {\mathrm{2179}}^1$

素因数の和:3708

約数の個数: 48

約数和(自身を含む): 4365580800

約数和(自身を除く): 2353971580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1489, 2179, 2978, 4358, 5956, 7445, 8716, 10895, 14890, 21790, 29780, 43580, 46159, 67549, 92318, 135098, 184636, 230795, 270196, 337745, 461590, 675490, 923180, 1350980, 3244531, 6489062, 12978124, 16222655, 32445310, 64890620, 100580461, 201160922, 402321844, 502902305, 1005804610, 2011609220]

約数ペア:

[(1, 2011609220), (2, 1005804610), (4, 502902305), (5, 402321844), (10, 201160922), (20, 100580461), (31, 64890620), (62, 32445310), (124, 16222655), (155, 12978124), (310, 6489062), (620, 3244531), (1489, 1350980), (2179, 923180), (2978, 675490), (4358, 461590), (5956, 337745), (7445, 270196), (8716, 230795), (10895, 184636), (14890, 135098), (21790, 92318), (29780, 67549), (43580, 46159)]