12556880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1356

約数の個数: 80

約数和(自身を含む): 35354880

約数和(自身を除く): 22798000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1319, 1360, 1904, 2380, 2638, 4760, 5276, 6595, 9233, 9520, 10552, 13190, 18466, 21104, 22423, 26380, 36932, 44846, 46165, 52760, 73864, 89692, 92330, 105520, 112115, 147728, 156961, 179384, 184660, 224230, 313922, 358768, 369320, 448460, 627844, 738640, 784805, 896920, 1255688, 1569610, 1793840, 2511376, 3139220, 6278440, 12556880]

約数ペア:

[(1, 12556880), (2, 6278440), (4, 3139220), (5, 2511376), (7, 1793840), (8, 1569610), (10, 1255688), (14, 896920), (16, 784805), (17, 738640), (20, 627844), (28, 448460), (34, 369320), (35, 358768), (40, 313922), (56, 224230), (68, 184660), (70, 179384), (80, 156961), (85, 147728), (112, 112115), (119, 105520), (136, 92330), (140, 89692), (170, 73864), (238, 52760), (272, 46165), (280, 44846), (340, 36932), (476, 26380), (560, 22423), (595, 21104), (680, 18466), (952, 13190), (1190, 10552), (1319, 9520), (1360, 9233), (1904, 6595), (2380, 5276), (2638, 4760)]