8326940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 19504800

約数和(自身を除く): 11177860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1289, 1292, 1615, 2578, 3230, 5156, 6445, 6460, 12890, 21913, 24491, 25780, 43826, 48982, 87652, 97964, 109565, 122455, 219130, 244910, 416347, 438260, 489820, 832694, 1665388, 2081735, 4163470, 8326940]

約数ペア:

[(1, 8326940), (2, 4163470), (4, 2081735), (5, 1665388), (10, 832694), (17, 489820), (19, 438260), (20, 416347), (34, 244910), (38, 219130), (68, 122455), (76, 109565), (85, 97964), (95, 87652), (170, 48982), (190, 43826), (323, 25780), (340, 24491), (380, 21913), (646, 12890), (1289, 6460), (1292, 6445), (1615, 5156), (2578, 3230)]