1796560

素因数分解:

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

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 4426056

約数和(自身を除く): 2629496

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1321, 1360, 2642, 5284, 6605, 10568, 13210, 21136, 22457, 26420, 44914, 52840, 89828, 105680, 112285, 179656, 224570, 359312, 449140, 898280, 1796560]

約数ペア:

[(1, 1796560), (2, 898280), (4, 449140), (5, 359312), (8, 224570), (10, 179656), (16, 112285), (17, 105680), (20, 89828), (34, 52840), (40, 44914), (68, 26420), (80, 22457), (85, 21136), (136, 13210), (170, 10568), (272, 6605), (340, 5284), (680, 2642), (1321, 1360)]