28969080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34487}}^1$

素因数の和:34508

約数の個数: 64

約数和(自身を含む): 99325440

約数和(自身を除く): 70356360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 34487, 68974, 103461, 137948, 172435, 206922, 241409, 275896, 344870, 413844, 482818, 517305, 689740, 724227, 827688, 965636, 1034610, 1207045, 1379480, 1448454, 1931272, 2069220, 2414090, 2896908, 3621135, 4138440, 4828180, 5793816, 7242270, 9656360, 14484540, 28969080]

約数ペア:

[(1, 28969080), (2, 14484540), (3, 9656360), (4, 7242270), (5, 5793816), (6, 4828180), (7, 4138440), (8, 3621135), (10, 2896908), (12, 2414090), (14, 2069220), (15, 1931272), (20, 1448454), (21, 1379480), (24, 1207045), (28, 1034610), (30, 965636), (35, 827688), (40, 724227), (42, 689740), (56, 517305), (60, 482818), (70, 413844), (84, 344870), (105, 275896), (120, 241409), (140, 206922), (168, 172435), (210, 137948), (280, 103461), (420, 68974), (840, 34487)]