8947890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{2029}}^1$

素因数の和:2056

約数の個数: 72

約数和(自身を含む): 27076140

約数和(自身を除く): 18128250

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2029, 2205, 4058, 4410, 6087, 10145, 12174, 14203, 18261, 20290, 28406, 30435, 36522, 42609, 60870, 71015, 85218, 91305, 99421, 127827, 142030, 182610, 198842, 213045, 255654, 298263, 426090, 497105, 596526, 639135, 894789, 994210, 1278270, 1491315, 1789578, 2982630, 4473945, 8947890]

約数ペア:

[(1, 8947890), (2, 4473945), (3, 2982630), (5, 1789578), (6, 1491315), (7, 1278270), (9, 994210), (10, 894789), (14, 639135), (15, 596526), (18, 497105), (21, 426090), (30, 298263), (35, 255654), (42, 213045), (45, 198842), (49, 182610), (63, 142030), (70, 127827), (90, 99421), (98, 91305), (105, 85218), (126, 71015), (147, 60870), (210, 42609), (245, 36522), (294, 30435), (315, 28406), (441, 20290), (490, 18261), (630, 14203), (735, 12174), (882, 10145), (1470, 6087), (2029, 4410), (2205, 4058)]