2019925560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{8429}}^1$

素因数の和:10440

約数の個数: 64

約数和(自身を含む): 6063530400

約数和(自身を除く): 4043604840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1997, 3994, 5991, 7988, 8429, 9985, 11982, 15976, 16858, 19970, 23964, 25287, 29955, 33716, 39940, 42145, 47928, 50574, 59910, 67432, 79880, 84290, 101148, 119820, 126435, 168580, 202296, 239640, 252870, 337160, 505740, 1011480, 16832713, 33665426, 50498139, 67330852, 84163565, 100996278, 134661704, 168327130, 201992556, 252490695, 336654260, 403985112, 504981390, 673308520, 1009962780, 2019925560]

約数ペア:

[(1, 2019925560), (2, 1009962780), (3, 673308520), (4, 504981390), (5, 403985112), (6, 336654260), (8, 252490695), (10, 201992556), (12, 168327130), (15, 134661704), (20, 100996278), (24, 84163565), (30, 67330852), (40, 50498139), (60, 33665426), (120, 16832713), (1997, 1011480), (3994, 505740), (5991, 337160), (7988, 252870), (8429, 239640), (9985, 202296), (11982, 168580), (15976, 126435), (16858, 119820), (19970, 101148), (23964, 84290), (25287, 79880), (29955, 67432), (33716, 59910), (39940, 50574), (42145, 47928)]