7143760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6869}}^1$

素因数の和:6895

約数の個数: 40

約数和(自身を含む): 17889480

約数和(自身を除く): 10745720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 6869, 13738, 27476, 34345, 54952, 68690, 89297, 109904, 137380, 178594, 274760, 357188, 446485, 549520, 714376, 892970, 1428752, 1785940, 3571880, 7143760]

約数ペア:

[(1, 7143760), (2, 3571880), (4, 1785940), (5, 1428752), (8, 892970), (10, 714376), (13, 549520), (16, 446485), (20, 357188), (26, 274760), (40, 178594), (52, 137380), (65, 109904), (80, 89297), (104, 68690), (130, 54952), (208, 34345), (260, 27476), (520, 13738), (1040, 6869)]