2012863480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{7151}}^1$

素因数の和:7420

約数の個数: 64

約数和(自身を含む): 4696289280

約数和(自身を除く): 2683425800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 227, 248, 310, 454, 620, 908, 1135, 1240, 1816, 2270, 4540, 7037, 7151, 9080, 14074, 14302, 28148, 28604, 35185, 35755, 56296, 57208, 70370, 71510, 140740, 143020, 221681, 281480, 286040, 443362, 886724, 1108405, 1623277, 1773448, 2216810, 3246554, 4433620, 6493108, 8116385, 8867240, 12986216, 16232770, 32465540, 50321587, 64931080, 100643174, 201286348, 251607935, 402572696, 503215870, 1006431740, 2012863480]

約数ペア:

[(1, 2012863480), (2, 1006431740), (4, 503215870), (5, 402572696), (8, 251607935), (10, 201286348), (20, 100643174), (31, 64931080), (40, 50321587), (62, 32465540), (124, 16232770), (155, 12986216), (227, 8867240), (248, 8116385), (310, 6493108), (454, 4433620), (620, 3246554), (908, 2216810), (1135, 1773448), (1240, 1623277), (1816, 1108405), (2270, 886724), (4540, 443362), (7037, 286040), (7151, 281480), (9080, 221681), (14074, 143020), (14302, 140740), (28148, 71510), (28604, 70370), (35185, 57208), (35755, 56296)]