349836620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1499}}^1\times {\mathrm{1667}}^1$

素因数の和:3182

約数の個数: 48

約数和(自身を含む): 840672000

約数和(自身を除く): 490835380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1499, 1667, 2998, 3334, 5996, 6668, 7495, 8335, 10493, 11669, 14990, 16670, 20986, 23338, 29980, 33340, 41972, 46676, 52465, 58345, 104930, 116690, 209860, 233380, 2498833, 4997666, 9995332, 12494165, 17491831, 24988330, 34983662, 49976660, 69967324, 87459155, 174918310, 349836620]

約数ペア:

[(1, 349836620), (2, 174918310), (4, 87459155), (5, 69967324), (7, 49976660), (10, 34983662), (14, 24988330), (20, 17491831), (28, 12494165), (35, 9995332), (70, 4997666), (140, 2498833), (1499, 233380), (1667, 209860), (2998, 116690), (3334, 104930), (5996, 58345), (6668, 52465), (7495, 46676), (8335, 41972), (10493, 33340), (11669, 29980), (14990, 23338), (16670, 20986)]