189740060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{1931}}^1$

素因数の和:1991

約数の個数: 48

約数和(自身を含む): 423571680

約数和(自身を除く): 233831620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 1931, 2890, 3862, 4913, 5780, 7724, 9655, 9826, 19310, 19652, 24565, 32827, 38620, 49130, 65654, 98260, 131308, 164135, 328270, 558059, 656540, 1116118, 2232236, 2790295, 5580590, 9487003, 11161180, 18974006, 37948012, 47435015, 94870030, 189740060]

約数ペア:

[(1, 189740060), (2, 94870030), (4, 47435015), (5, 37948012), (10, 18974006), (17, 11161180), (20, 9487003), (34, 5580590), (68, 2790295), (85, 2232236), (170, 1116118), (289, 656540), (340, 558059), (578, 328270), (1156, 164135), (1445, 131308), (1931, 98260), (2890, 65654), (3862, 49130), (4913, 38620), (5780, 32827), (7724, 24565), (9655, 19652), (9826, 19310)]