28494060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67843}}^1$

素因数の和:67862

約数の個数: 48

約数和(自身を含む): 91182336

約数和(自身を除く): 62688276

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 67843, 135686, 203529, 271372, 339215, 407058, 474901, 678430, 814116, 949802, 1017645, 1356860, 1424703, 1899604, 2035290, 2374505, 2849406, 4070580, 4749010, 5698812, 7123515, 9498020, 14247030, 28494060]

約数ペア:

[(1, 28494060), (2, 14247030), (3, 9498020), (4, 7123515), (5, 5698812), (6, 4749010), (7, 4070580), (10, 2849406), (12, 2374505), (14, 2035290), (15, 1899604), (20, 1424703), (21, 1356860), (28, 1017645), (30, 949802), (35, 814116), (42, 678430), (60, 474901), (70, 407058), (84, 339215), (105, 271372), (140, 203529), (210, 135686), (420, 67843)]