1340673988

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{149}}^2\times {\mathrm{487}}^1$

素因数の和:820

約数の個数: 36

約数和(自身を含む): 2443232512

約数和(自身を除く): 1102558524

約数列:

[1, 2, 4, 31, 62, 124, 149, 298, 487, 596, 974, 1948, 4619, 9238, 15097, 18476, 22201, 30194, 44402, 60388, 72563, 88804, 145126, 290252, 688231, 1376462, 2249453, 2752924, 4498906, 8997812, 10811887, 21623774, 43247548, 335168497, 670336994, 1340673988]

約数ペア:

[(1, 1340673988), (2, 670336994), (4, 335168497), (31, 43247548), (62, 21623774), (124, 10811887), (149, 8997812), (298, 4498906), (487, 2752924), (596, 2249453), (974, 1376462), (1948, 688231), (4619, 290252), (9238, 145126), (15097, 88804), (18476, 72563), (22201, 60388), (30194, 44402)]