1386455740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{8923}}^1$

素因数の和:9406

約数の個数: 48

約数和(自身を含む): 3089917152

約数和(自身を除く): 1703461412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 457, 914, 1828, 2285, 4570, 7769, 8923, 9140, 15538, 17846, 31076, 35692, 38845, 44615, 77690, 89230, 151691, 155380, 178460, 303382, 606764, 758455, 1516910, 3033820, 4077811, 8155622, 16311244, 20389055, 40778110, 69322787, 81556220, 138645574, 277291148, 346613935, 693227870, 1386455740]

約数ペア:

[(1, 1386455740), (2, 693227870), (4, 346613935), (5, 277291148), (10, 138645574), (17, 81556220), (20, 69322787), (34, 40778110), (68, 20389055), (85, 16311244), (170, 8155622), (340, 4077811), (457, 3033820), (914, 1516910), (1828, 758455), (2285, 606764), (4570, 303382), (7769, 178460), (8923, 155380), (9140, 151691), (15538, 89230), (17846, 77690), (31076, 44615), (35692, 38845)]