5582980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 12806640

約数和(自身を除く): 7223660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 197, 218, 260, 394, 436, 545, 788, 985, 1090, 1417, 1970, 2180, 2561, 2834, 3940, 5122, 5668, 7085, 10244, 12805, 14170, 21473, 25610, 28340, 42946, 51220, 85892, 107365, 214730, 279149, 429460, 558298, 1116596, 1395745, 2791490, 5582980]

約数ペア:

[(1, 5582980), (2, 2791490), (4, 1395745), (5, 1116596), (10, 558298), (13, 429460), (20, 279149), (26, 214730), (52, 107365), (65, 85892), (109, 51220), (130, 42946), (197, 28340), (218, 25610), (260, 21473), (394, 14170), (436, 12805), (545, 10244), (788, 7085), (985, 5668), (1090, 5122), (1417, 3940), (1970, 2834), (2180, 2561)]