15723890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 35852544

約数和(自身を除く): 20128654

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 70, 74, 91, 130, 182, 185, 259, 370, 455, 467, 481, 518, 910, 934, 962, 1295, 2335, 2405, 2590, 3269, 3367, 4670, 4810, 6071, 6538, 6734, 12142, 16345, 16835, 17279, 30355, 32690, 33670, 34558, 42497, 60710, 84994, 86395, 120953, 172790, 212485, 224627, 241906, 424970, 449254, 604765, 1123135, 1209530, 1572389, 2246270, 3144778, 7861945, 15723890]

約数ペア:

[(1, 15723890), (2, 7861945), (5, 3144778), (7, 2246270), (10, 1572389), (13, 1209530), (14, 1123135), (26, 604765), (35, 449254), (37, 424970), (65, 241906), (70, 224627), (74, 212485), (91, 172790), (130, 120953), (182, 86395), (185, 84994), (259, 60710), (370, 42497), (455, 34558), (467, 33670), (481, 32690), (518, 30355), (910, 17279), (934, 16835), (962, 16345), (1295, 12142), (2335, 6734), (2405, 6538), (2590, 6071), (3269, 4810), (3367, 4670)]