2940280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10501}}^1$

素因数の和:10519

約数の個数: 32

約数和(自身を含む): 7561440

約数和(自身を除く): 4621160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10501, 21002, 42004, 52505, 73507, 84008, 105010, 147014, 210020, 294028, 367535, 420040, 588056, 735070, 1470140, 2940280]

約数ペア:

[(1, 2940280), (2, 1470140), (4, 735070), (5, 588056), (7, 420040), (8, 367535), (10, 294028), (14, 210020), (20, 147014), (28, 105010), (35, 84008), (40, 73507), (56, 52505), (70, 42004), (140, 21002), (280, 10501)]