1288397540

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1\times {\mathrm{683}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 2727551232

約数和(自身を除く): 1439153692

約数列:

[1, 2, 4, 5, 10, 20, 257, 367, 514, 683, 734, 1028, 1285, 1366, 1468, 1835, 2570, 2732, 3415, 3670, 5140, 6830, 7340, 13660, 94319, 175531, 188638, 250661, 351062, 377276, 471595, 501322, 702124, 877655, 943190, 1002644, 1253305, 1755310, 1886380, 2506610, 3510620, 5013220, 64419877, 128839754, 257679508, 322099385, 644198770, 1288397540]

約数ペア:

[(1, 1288397540), (2, 644198770), (4, 322099385), (5, 257679508), (10, 128839754), (20, 64419877), (257, 5013220), (367, 3510620), (514, 2506610), (683, 1886380), (734, 1755310), (1028, 1253305), (1285, 1002644), (1366, 943190), (1468, 877655), (1835, 702124), (2570, 501322), (2732, 471595), (3415, 377276), (3670, 351062), (5140, 250661), (6830, 188638), (7340, 175531), (13660, 94319)]