1000740

素因数分解:

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

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 3019968

約数和(自身を除く): 2019228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1283, 2566, 3849, 5132, 6415, 7698, 12830, 15396, 16679, 19245, 25660, 33358, 38490, 50037, 66716, 76980, 83395, 100074, 166790, 200148, 250185, 333580, 500370, 1000740]

約数ペア:

[(1, 1000740), (2, 500370), (3, 333580), (4, 250185), (5, 200148), (6, 166790), (10, 100074), (12, 83395), (13, 76980), (15, 66716), (20, 50037), (26, 38490), (30, 33358), (39, 25660), (52, 19245), (60, 16679), (65, 15396), (78, 12830), (130, 7698), (156, 6415), (195, 5132), (260, 3849), (390, 2566), (780, 1283)]