30728656

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16139}}^1$

素因数の和:16171

約数の個数: 40

約数和(自身を含む): 72048960

約数和(自身を除く): 41320304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 16139, 32278, 64556, 112973, 129112, 225946, 258224, 274363, 451892, 548726, 903784, 1097452, 1807568, 1920541, 2194904, 3841082, 4389808, 7682164, 15364328, 30728656]

約数ペア:

[(1, 30728656), (2, 15364328), (4, 7682164), (7, 4389808), (8, 3841082), (14, 2194904), (16, 1920541), (17, 1807568), (28, 1097452), (34, 903784), (56, 548726), (68, 451892), (112, 274363), (119, 258224), (136, 225946), (238, 129112), (272, 112973), (476, 64556), (952, 32278), (1904, 16139)]