196520

素因数分解:

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

素因数の和:62

約数の個数: 32

約数和(自身を含む): 469800

約数和(自身を除く): 273280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 4913, 5780, 9826, 11560, 19652, 24565, 39304, 49130, 98260, 196520]

約数ペア:

[(1, 196520), (2, 98260), (4, 49130), (5, 39304), (8, 24565), (10, 19652), (17, 11560), (20, 9826), (34, 5780), (40, 4913), (68, 2890), (85, 2312), (136, 1445), (170, 1156), (289, 680), (340, 578)]