15920710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 33022080

約数和(自身を除く): 17101370

約数列:

[1, 2, 5, 10, 13, 26, 29, 41, 58, 65, 82, 103, 130, 145, 205, 206, 290, 377, 410, 515, 533, 754, 1030, 1066, 1189, 1339, 1885, 2378, 2665, 2678, 2987, 3770, 4223, 5330, 5945, 5974, 6695, 8446, 11890, 13390, 14935, 15457, 21115, 29870, 30914, 38831, 42230, 54899, 77285, 77662, 109798, 122467, 154570, 194155, 244934, 274495, 388310, 548990, 612335, 1224670, 1592071, 3184142, 7960355, 15920710]

約数ペア:

[(1, 15920710), (2, 7960355), (5, 3184142), (10, 1592071), (13, 1224670), (26, 612335), (29, 548990), (41, 388310), (58, 274495), (65, 244934), (82, 194155), (103, 154570), (130, 122467), (145, 109798), (205, 77662), (206, 77285), (290, 54899), (377, 42230), (410, 38831), (515, 30914), (533, 29870), (754, 21115), (1030, 15457), (1066, 14935), (1189, 13390), (1339, 11890), (1885, 8446), (2378, 6695), (2665, 5974), (2678, 5945), (2987, 5330), (3770, 4223)]