9998240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 27578880

約数和(自身を除く): 17580640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 113, 140, 158, 160, 224, 226, 280, 316, 395, 452, 553, 560, 565, 632, 790, 791, 904, 1106, 1120, 1130, 1264, 1580, 1582, 1808, 2212, 2260, 2528, 2765, 3160, 3164, 3616, 3955, 4424, 4520, 5530, 6320, 6328, 7910, 8848, 8927, 9040, 11060, 12640, 12656, 15820, 17696, 17854, 18080, 22120, 25312, 31640, 35708, 44240, 44635, 62489, 63280, 71416, 88480, 89270, 124978, 126560, 142832, 178540, 249956, 285664, 312445, 357080, 499912, 624890, 714160, 999824, 1249780, 1428320, 1999648, 2499560, 4999120, 9998240]

約数ペア:

[(1, 9998240), (2, 4999120), (4, 2499560), (5, 1999648), (7, 1428320), (8, 1249780), (10, 999824), (14, 714160), (16, 624890), (20, 499912), (28, 357080), (32, 312445), (35, 285664), (40, 249956), (56, 178540), (70, 142832), (79, 126560), (80, 124978), (112, 89270), (113, 88480), (140, 71416), (158, 63280), (160, 62489), (224, 44635), (226, 44240), (280, 35708), (316, 31640), (395, 25312), (452, 22120), (553, 18080), (560, 17854), (565, 17696), (632, 15820), (790, 12656), (791, 12640), (904, 11060), (1106, 9040), (1120, 8927), (1130, 8848), (1264, 7910), (1580, 6328), (1582, 6320), (1808, 5530), (2212, 4520), (2260, 4424), (2528, 3955), (2765, 3616), (3160, 3164)]