39879560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{142427}}^1$

素因数の和:142445

約数の個数: 32

約数和(自身を含む): 102548160

約数和(自身を除く): 62668600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 142427, 284854, 569708, 712135, 996989, 1139416, 1424270, 1993978, 2848540, 3987956, 4984945, 5697080, 7975912, 9969890, 19939780, 39879560]

約数ペア:

[(1, 39879560), (2, 19939780), (4, 9969890), (5, 7975912), (7, 5697080), (8, 4984945), (10, 3987956), (14, 2848540), (20, 1993978), (28, 1424270), (35, 1139416), (40, 996989), (56, 712135), (70, 569708), (140, 284854), (280, 142427)]