26915960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 35983240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 103, 139, 188, 206, 235, 278, 376, 412, 470, 515, 556, 695, 824, 940, 1030, 1112, 1390, 1880, 2060, 2780, 4120, 4841, 5560, 6533, 9682, 13066, 14317, 19364, 24205, 26132, 28634, 32665, 38728, 48410, 52264, 57268, 65330, 71585, 96820, 114536, 130660, 143170, 193640, 261320, 286340, 572680, 672899, 1345798, 2691596, 3364495, 5383192, 6728990, 13457980, 26915960]

約数ペア:

[(1, 26915960), (2, 13457980), (4, 6728990), (5, 5383192), (8, 3364495), (10, 2691596), (20, 1345798), (40, 672899), (47, 572680), (94, 286340), (103, 261320), (139, 193640), (188, 143170), (206, 130660), (235, 114536), (278, 96820), (376, 71585), (412, 65330), (470, 57268), (515, 52264), (556, 48410), (695, 38728), (824, 32665), (940, 28634), (1030, 26132), (1112, 24205), (1390, 19364), (1880, 14317), (2060, 13066), (2780, 9682), (4120, 6533), (4841, 5560)]