914449040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1321}}^1$

素因数の和:1860

約数の個数: 80

約数和(自身を含む): 2257288560

約数和(自身を除く): 1342839520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 509, 680, 1018, 1321, 1360, 2036, 2545, 2642, 4072, 5090, 5284, 6605, 8144, 8653, 10180, 10568, 13210, 17306, 20360, 21136, 22457, 26420, 34612, 40720, 43265, 44914, 52840, 69224, 86530, 89828, 105680, 112285, 138448, 173060, 179656, 224570, 346120, 359312, 449140, 672389, 692240, 898280, 1344778, 1796560, 2689556, 3361945, 5379112, 6723890, 10758224, 11430613, 13447780, 22861226, 26895560, 45722452, 53791120, 57153065, 91444904, 114306130, 182889808, 228612260, 457224520, 914449040]

約数ペア:

[(1, 914449040), (2, 457224520), (4, 228612260), (5, 182889808), (8, 114306130), (10, 91444904), (16, 57153065), (17, 53791120), (20, 45722452), (34, 26895560), (40, 22861226), (68, 13447780), (80, 11430613), (85, 10758224), (136, 6723890), (170, 5379112), (272, 3361945), (340, 2689556), (509, 1796560), (680, 1344778), (1018, 898280), (1321, 692240), (1360, 672389), (2036, 449140), (2545, 359312), (2642, 346120), (4072, 224570), (5090, 179656), (5284, 173060), (6605, 138448), (8144, 112285), (8653, 105680), (10180, 89828), (10568, 86530), (13210, 69224), (17306, 52840), (20360, 44914), (21136, 43265), (22457, 40720), (26420, 34612)]