20343721120

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3101177}}^1$

素因数の和:3101233

約数の個数: 48

約数和(自身を含む): 49234301928

約数和(自身を除く): 28890580808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 3101177, 6202354, 12404708, 15505885, 24809416, 31011770, 49618832, 62023540, 99237664, 124047080, 127148257, 248094160, 254296514, 496188320, 508593028, 635741285, 1017186056, 1271482570, 2034372112, 2542965140, 4068744224, 5085930280, 10171860560, 20343721120]

約数ペア:

[(1, 20343721120), (2, 10171860560), (4, 5085930280), (5, 4068744224), (8, 2542965140), (10, 2034372112), (16, 1271482570), (20, 1017186056), (32, 635741285), (40, 508593028), (41, 496188320), (80, 254296514), (82, 248094160), (160, 127148257), (164, 124047080), (205, 99237664), (328, 62023540), (410, 49618832), (656, 31011770), (820, 24809416), (1312, 15505885), (1640, 12404708), (3280, 6202354), (6560, 3101177)]