179127980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{1823}}^1$

素因数の和:1883

約数の個数: 48

約数和(自身を含む): 399893760

約数和(自身を除く): 220765780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 1823, 2890, 3646, 4913, 5780, 7292, 9115, 9826, 18230, 19652, 24565, 30991, 36460, 49130, 61982, 98260, 123964, 154955, 309910, 526847, 619820, 1053694, 2107388, 2634235, 5268470, 8956399, 10536940, 17912798, 35825596, 44781995, 89563990, 179127980]

約数ペア:

[(1, 179127980), (2, 89563990), (4, 44781995), (5, 35825596), (10, 17912798), (17, 10536940), (20, 8956399), (34, 5268470), (68, 2634235), (85, 2107388), (170, 1053694), (289, 619820), (340, 526847), (578, 309910), (1156, 154955), (1445, 123964), (1823, 98260), (2890, 61982), (3646, 49130), (4913, 36460), (5780, 30991), (7292, 24565), (9115, 19652), (9826, 18230)]