9728080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 25069824

約数和(自身を除く): 15341744

約数列:

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

約数ペア:

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