2018220660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{590123}}^1$

素因数の和:590157

約数の個数: 72

約数和(自身を含む): 6444154080

約数和(自身を除く): 4425933420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 590123, 1180246, 1770369, 2360492, 2950615, 3540738, 5311107, 5901230, 7081476, 8851845, 10622214, 11212337, 11802460, 17703690, 21244428, 22424674, 26555535, 33637011, 35407380, 44849348, 53111070, 56061685, 67274022, 100911033, 106222140, 112123370, 134548044, 168185055, 201822066, 224246740, 336370110, 403644132, 504555165, 672740220, 1009110330, 2018220660]

約数ペア:

[(1, 2018220660), (2, 1009110330), (3, 672740220), (4, 504555165), (5, 403644132), (6, 336370110), (9, 224246740), (10, 201822066), (12, 168185055), (15, 134548044), (18, 112123370), (19, 106222140), (20, 100911033), (30, 67274022), (36, 56061685), (38, 53111070), (45, 44849348), (57, 35407380), (60, 33637011), (76, 26555535), (90, 22424674), (95, 21244428), (114, 17703690), (171, 11802460), (180, 11212337), (190, 10622214), (228, 8851845), (285, 7081476), (342, 5901230), (380, 5311107), (570, 3540738), (684, 2950615), (855, 2360492), (1140, 1770369), (1710, 1180246), (3420, 590123)]