28183120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{853}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 76245120

約数和(自身を除く): 48062000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 236, 280, 295, 413, 472, 560, 590, 826, 853, 944, 1180, 1652, 1706, 2065, 2360, 3304, 3412, 4130, 4265, 4720, 5971, 6608, 6824, 8260, 8530, 11942, 13648, 16520, 17060, 23884, 29855, 33040, 34120, 47768, 50327, 59710, 68240, 95536, 100654, 119420, 201308, 238840, 251635, 352289, 402616, 477680, 503270, 704578, 805232, 1006540, 1409156, 1761445, 2013080, 2818312, 3522890, 4026160, 5636624, 7045780, 14091560, 28183120]

約数ペア:

[(1, 28183120), (2, 14091560), (4, 7045780), (5, 5636624), (7, 4026160), (8, 3522890), (10, 2818312), (14, 2013080), (16, 1761445), (20, 1409156), (28, 1006540), (35, 805232), (40, 704578), (56, 503270), (59, 477680), (70, 402616), (80, 352289), (112, 251635), (118, 238840), (140, 201308), (236, 119420), (280, 100654), (295, 95536), (413, 68240), (472, 59710), (560, 50327), (590, 47768), (826, 34120), (853, 33040), (944, 29855), (1180, 23884), (1652, 17060), (1706, 16520), (2065, 13648), (2360, 11942), (3304, 8530), (3412, 8260), (4130, 6824), (4265, 6608), (4720, 5971)]