2040644421

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 3277454400

約数和(自身を除く): 1236809979

約数列:

[1, 3, 9, 27, 29, 43, 81, 87, 89, 129, 227, 261, 267, 387, 681, 783, 801, 1161, 1247, 2043, 2349, 2403, 2581, 3483, 3741, 3827, 6129, 6583, 7209, 7743, 9761, 11223, 11481, 18387, 19749, 20203, 23229, 29283, 33669, 34443, 59247, 60609, 69687, 87849, 101007, 103329, 110983, 177741, 181827, 209061, 263547, 283069, 309987, 332949, 533223, 545481, 585887, 790641, 849207, 868729, 998847, 1636443, 1757661, 2547621, 2606187, 2996541, 5272983, 7642863, 7818561, 8989623, 15818949, 22928589, 23455683, 25193141, 47456847, 70367049, 75579423, 226738269, 680214807, 2040644421]

約数ペア:

[(1, 2040644421), (3, 680214807), (9, 226738269), (27, 75579423), (29, 70367049), (43, 47456847), (81, 25193141), (87, 23455683), (89, 22928589), (129, 15818949), (227, 8989623), (261, 7818561), (267, 7642863), (387, 5272983), (681, 2996541), (783, 2606187), (801, 2547621), (1161, 1757661), (1247, 1636443), (2043, 998847), (2349, 868729), (2403, 849207), (2581, 790641), (3483, 585887), (3741, 545481), (3827, 533223), (6129, 332949), (6583, 309987), (7209, 283069), (7743, 263547), (9761, 209061), (11223, 181827), (11481, 177741), (18387, 110983), (19749, 103329), (20203, 101007), (23229, 87849), (29283, 69687), (33669, 60609), (34443, 59247)]