7440628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 15664320

約数和(自身を除く): 8223692

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 443, 494, 646, 884, 886, 988, 1292, 1772, 4199, 5759, 7531, 8398, 8417, 11518, 15062, 16796, 16834, 23036, 30124, 33668, 97903, 109421, 143089, 195806, 218842, 286178, 391612, 437684, 572356, 1860157, 3720314, 7440628]

約数ペア:

[(1, 7440628), (2, 3720314), (4, 1860157), (13, 572356), (17, 437684), (19, 391612), (26, 286178), (34, 218842), (38, 195806), (52, 143089), (68, 109421), (76, 97903), (221, 33668), (247, 30124), (323, 23036), (442, 16834), (443, 16796), (494, 15062), (646, 11518), (884, 8417), (886, 8398), (988, 7531), (1292, 5759), (1772, 4199)]