27989390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 63546336

約数和(自身を除く): 35556946

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 26, 37, 46, 55, 65, 74, 110, 115, 130, 143, 185, 230, 253, 286, 299, 370, 407, 481, 506, 529, 598, 715, 814, 851, 962, 1058, 1265, 1430, 1495, 1702, 2035, 2405, 2530, 2645, 2990, 3289, 4070, 4255, 4810, 5290, 5291, 5819, 6578, 6877, 8510, 9361, 10582, 11063, 11638, 13754, 16445, 18722, 19573, 22126, 26455, 29095, 32890, 34385, 39146, 46805, 52910, 55315, 58190, 68770, 75647, 93610, 97865, 110630, 121693, 151294, 195730, 215303, 243386, 254449, 378235, 430606, 508898, 608465, 756470, 1076515, 1216930, 1272245, 2153030, 2544490, 2798939, 5597878, 13994695, 27989390]

約数ペア:

[(1, 27989390), (2, 13994695), (5, 5597878), (10, 2798939), (11, 2544490), (13, 2153030), (22, 1272245), (23, 1216930), (26, 1076515), (37, 756470), (46, 608465), (55, 508898), (65, 430606), (74, 378235), (110, 254449), (115, 243386), (130, 215303), (143, 195730), (185, 151294), (230, 121693), (253, 110630), (286, 97865), (299, 93610), (370, 75647), (407, 68770), (481, 58190), (506, 55315), (529, 52910), (598, 46805), (715, 39146), (814, 34385), (851, 32890), (962, 29095), (1058, 26455), (1265, 22126), (1430, 19573), (1495, 18722), (1702, 16445), (2035, 13754), (2405, 11638), (2530, 11063), (2645, 10582), (2990, 9361), (3289, 8510), (4070, 6877), (4255, 6578), (4810, 5819), (5290, 5291)]