1388790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1213

約数の個数: 48

約数和(自身を含む): 3891888

約数和(自身を除く): 2503098

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 1187, 2374, 3561, 5935, 7122, 10683, 11870, 15431, 17805, 21366, 30862, 35610, 46293, 53415, 77155, 92586, 106830, 138879, 154310, 231465, 277758, 462930, 694395, 1388790]

約数ペア:

[(1, 1388790), (2, 694395), (3, 462930), (5, 277758), (6, 231465), (9, 154310), (10, 138879), (13, 106830), (15, 92586), (18, 77155), (26, 53415), (30, 46293), (39, 35610), (45, 30862), (65, 21366), (78, 17805), (90, 15431), (117, 11870), (130, 10683), (195, 7122), (234, 5935), (390, 3561), (585, 2374), (1170, 1187)]