21373669160

素因数分解:

$2^3\times 5^1\times {\mathrm{11743}}^1\times {\mathrm{45503}}^1$

素因数の和:57257

約数の個数: 32

約数和(自身を含む): 48095907840

約数和(自身を除く): 26722238680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11743, 23486, 45503, 46972, 58715, 91006, 93944, 117430, 182012, 227515, 234860, 364024, 455030, 469720, 910060, 1820120, 534341729, 1068683458, 2137366916, 2671708645, 4274733832, 5343417290, 10686834580, 21373669160]

約数ペア:

[(1, 21373669160), (2, 10686834580), (4, 5343417290), (5, 4274733832), (8, 2671708645), (10, 2137366916), (20, 1068683458), (40, 534341729), (11743, 1820120), (23486, 910060), (45503, 469720), (46972, 455030), (58715, 364024), (91006, 234860), (93944, 227515), (117430, 182012)]