123923480

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{8089}}^1$

素因数の和:8483

約数の個数: 32

約数和(自身を含む): 279590400

約数和(自身を除く): 155666920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3830, 7660, 8089, 15320, 16178, 32356, 40445, 64712, 80890, 161780, 323560, 3098087, 6196174, 12392348, 15490435, 24784696, 30980870, 61961740, 123923480]

約数ペア:

[(1, 123923480), (2, 61961740), (4, 30980870), (5, 24784696), (8, 15490435), (10, 12392348), (20, 6196174), (40, 3098087), (383, 323560), (766, 161780), (1532, 80890), (1915, 64712), (3064, 40445), (3830, 32356), (7660, 16178), (8089, 15320)]