56308040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 130291200

約数和(自身を除く): 73983160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 103, 158, 173, 206, 316, 346, 395, 412, 515, 632, 692, 790, 824, 865, 1030, 1384, 1580, 1730, 2060, 3160, 3460, 4120, 6920, 8137, 13667, 16274, 17819, 27334, 32548, 35638, 40685, 54668, 65096, 68335, 71276, 81370, 89095, 109336, 136670, 142552, 162740, 178190, 273340, 325480, 356380, 546680, 712760, 1407701, 2815402, 5630804, 7038505, 11261608, 14077010, 28154020, 56308040]

約数ペア:

[(1, 56308040), (2, 28154020), (4, 14077010), (5, 11261608), (8, 7038505), (10, 5630804), (20, 2815402), (40, 1407701), (79, 712760), (103, 546680), (158, 356380), (173, 325480), (206, 273340), (316, 178190), (346, 162740), (395, 142552), (412, 136670), (515, 109336), (632, 89095), (692, 81370), (790, 71276), (824, 68335), (865, 65096), (1030, 54668), (1384, 40685), (1580, 35638), (1730, 32548), (2060, 27334), (3160, 17819), (3460, 16274), (4120, 13667), (6920, 8137)]