19456160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 50948352

約数和(自身を除く): 31492192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 311, 340, 368, 391, 460, 544, 622, 680, 736, 782, 920, 1244, 1360, 1555, 1564, 1840, 1955, 2488, 2720, 3110, 3128, 3680, 3910, 4976, 5287, 6220, 6256, 7153, 7820, 9952, 10574, 12440, 12512, 14306, 15640, 21148, 24880, 26435, 28612, 31280, 35765, 42296, 49760, 52870, 57224, 62560, 71530, 84592, 105740, 114448, 121601, 143060, 169184, 211480, 228896, 243202, 286120, 422960, 486404, 572240, 608005, 845920, 972808, 1144480, 1216010, 1945616, 2432020, 3891232, 4864040, 9728080, 19456160]

約数ペア:

[(1, 19456160), (2, 9728080), (4, 4864040), (5, 3891232), (8, 2432020), (10, 1945616), (16, 1216010), (17, 1144480), (20, 972808), (23, 845920), (32, 608005), (34, 572240), (40, 486404), (46, 422960), (68, 286120), (80, 243202), (85, 228896), (92, 211480), (115, 169184), (136, 143060), (160, 121601), (170, 114448), (184, 105740), (230, 84592), (272, 71530), (311, 62560), (340, 57224), (368, 52870), (391, 49760), (460, 42296), (544, 35765), (622, 31280), (680, 28612), (736, 26435), (782, 24880), (920, 21148), (1244, 15640), (1360, 14306), (1555, 12512), (1564, 12440), (1840, 10574), (1955, 9952), (2488, 7820), (2720, 7153), (3110, 6256), (3128, 6220), (3680, 5287), (3910, 4976)]