139365280

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37871}}^1$

素因数の和:37909

約数の個数: 48

約数和(自身を含む): 343574784

約数和(自身を除く): 204209504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 37871, 75742, 151484, 189355, 302968, 378710, 605936, 757420, 871033, 1211872, 1514840, 1742066, 3029680, 3484132, 4355165, 6059360, 6968264, 8710330, 13936528, 17420660, 27873056, 34841320, 69682640, 139365280]

約数ペア:

[(1, 139365280), (2, 69682640), (4, 34841320), (5, 27873056), (8, 17420660), (10, 13936528), (16, 8710330), (20, 6968264), (23, 6059360), (32, 4355165), (40, 3484132), (46, 3029680), (80, 1742066), (92, 1514840), (115, 1211872), (160, 871033), (184, 757420), (230, 605936), (368, 378710), (460, 302968), (736, 189355), (920, 151484), (1840, 75742), (3680, 37871)]