2001480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1283}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 6471360

約数和(自身を除く): 4469880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1283, 1560, 2566, 3849, 5132, 6415, 7698, 10264, 12830, 15396, 16679, 19245, 25660, 30792, 33358, 38490, 50037, 51320, 66716, 76980, 83395, 100074, 133432, 153960, 166790, 200148, 250185, 333580, 400296, 500370, 667160, 1000740, 2001480]

約数ペア:

[(1, 2001480), (2, 1000740), (3, 667160), (4, 500370), (5, 400296), (6, 333580), (8, 250185), (10, 200148), (12, 166790), (13, 153960), (15, 133432), (20, 100074), (24, 83395), (26, 76980), (30, 66716), (39, 51320), (40, 50037), (52, 38490), (60, 33358), (65, 30792), (78, 25660), (104, 19245), (120, 16679), (130, 15396), (156, 12830), (195, 10264), (260, 7698), (312, 6415), (390, 5132), (520, 3849), (780, 2566), (1283, 1560)]