8722340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 20490624

約数和(自身を除く): 11768284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 967, 1804, 1934, 2255, 3868, 4510, 4835, 9020, 9670, 10637, 19340, 21274, 39647, 42548, 53185, 79294, 106370, 158588, 198235, 212740, 396470, 436117, 792940, 872234, 1744468, 2180585, 4361170, 8722340]

約数ペア:

[(1, 8722340), (2, 4361170), (4, 2180585), (5, 1744468), (10, 872234), (11, 792940), (20, 436117), (22, 396470), (41, 212740), (44, 198235), (55, 158588), (82, 106370), (110, 79294), (164, 53185), (205, 42548), (220, 39647), (410, 21274), (451, 19340), (820, 10637), (902, 9670), (967, 9020), (1804, 4835), (1934, 4510), (2255, 3868)]