1313890480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{5573}}^1$

素因数の和:6014

約数の個数: 80

約数和(自身を含む): 3500115264

約数和(自身を除く): 2186224784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 421, 560, 842, 1684, 2105, 2947, 3368, 4210, 5573, 5894, 6736, 8420, 11146, 11788, 14735, 16840, 22292, 23576, 27865, 29470, 33680, 39011, 44584, 47152, 55730, 58940, 78022, 89168, 111460, 117880, 156044, 195055, 222920, 235760, 312088, 390110, 445840, 624176, 780220, 1560440, 2346233, 3120880, 4692466, 9384932, 11731165, 16423631, 18769864, 23462330, 32847262, 37539728, 46924660, 65694524, 82118155, 93849320, 131389048, 164236310, 187698640, 262778096, 328472620, 656945240, 1313890480]

約数ペア:

[(1, 1313890480), (2, 656945240), (4, 328472620), (5, 262778096), (7, 187698640), (8, 164236310), (10, 131389048), (14, 93849320), (16, 82118155), (20, 65694524), (28, 46924660), (35, 37539728), (40, 32847262), (56, 23462330), (70, 18769864), (80, 16423631), (112, 11731165), (140, 9384932), (280, 4692466), (421, 3120880), (560, 2346233), (842, 1560440), (1684, 780220), (2105, 624176), (2947, 445840), (3368, 390110), (4210, 312088), (5573, 235760), (5894, 222920), (6736, 195055), (8420, 156044), (11146, 117880), (11788, 111460), (14735, 89168), (16840, 78022), (22292, 58940), (23576, 55730), (27865, 47152), (29470, 44584), (33680, 39011)]