4999120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 13570560

約数和(自身を除く): 8571440

約数列:

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

約数ペア:

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