7901530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 18466560

約数和(自身を除く): 10565030

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 457, 494, 665, 910, 914, 1235, 1330, 1729, 2285, 2470, 3199, 3458, 4570, 5941, 6398, 8645, 8683, 11882, 15995, 17290, 17366, 29705, 31990, 41587, 43415, 59410, 60781, 83174, 86830, 112879, 121562, 207935, 225758, 303905, 415870, 564395, 607810, 790153, 1128790, 1580306, 3950765, 7901530]

約数ペア:

[(1, 7901530), (2, 3950765), (5, 1580306), (7, 1128790), (10, 790153), (13, 607810), (14, 564395), (19, 415870), (26, 303905), (35, 225758), (38, 207935), (65, 121562), (70, 112879), (91, 86830), (95, 83174), (130, 60781), (133, 59410), (182, 43415), (190, 41587), (247, 31990), (266, 29705), (455, 17366), (457, 17290), (494, 15995), (665, 11882), (910, 8683), (914, 8645), (1235, 6398), (1330, 5941), (1729, 4570), (2285, 3458), (2470, 3199)]