18580660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 48722688

約数和(自身を除く): 30142028

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 37, 68, 70, 74, 85, 119, 140, 148, 170, 185, 211, 238, 259, 340, 370, 422, 476, 518, 595, 629, 740, 844, 1036, 1055, 1190, 1258, 1295, 1477, 2110, 2380, 2516, 2590, 2954, 3145, 3587, 4220, 4403, 5180, 5908, 6290, 7174, 7385, 7807, 8806, 12580, 14348, 14770, 15614, 17612, 17935, 22015, 25109, 29540, 31228, 35870, 39035, 44030, 50218, 54649, 71740, 78070, 88060, 100436, 109298, 125545, 132719, 156140, 218596, 251090, 265438, 273245, 502180, 530876, 546490, 663595, 929033, 1092980, 1327190, 1858066, 2654380, 3716132, 4645165, 9290330, 18580660]

約数ペア:

[(1, 18580660), (2, 9290330), (4, 4645165), (5, 3716132), (7, 2654380), (10, 1858066), (14, 1327190), (17, 1092980), (20, 929033), (28, 663595), (34, 546490), (35, 530876), (37, 502180), (68, 273245), (70, 265438), (74, 251090), (85, 218596), (119, 156140), (140, 132719), (148, 125545), (170, 109298), (185, 100436), (211, 88060), (238, 78070), (259, 71740), (340, 54649), (370, 50218), (422, 44030), (476, 39035), (518, 35870), (595, 31228), (629, 29540), (740, 25109), (844, 22015), (1036, 17935), (1055, 17612), (1190, 15614), (1258, 14770), (1295, 14348), (1477, 12580), (2110, 8806), (2380, 7807), (2516, 7385), (2590, 7174), (2954, 6290), (3145, 5908), (3587, 5180), (4220, 4403)]