30990596

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4481}}^1$

素因数の和:4524

約数の個数: 48

約数和(自身を含む): 70277760

約数和(自身を除く): 39287164

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 4481, 6916, 8962, 17924, 31367, 58253, 62734, 85139, 116506, 125468, 170278, 233012, 340556, 407771, 595973, 815542, 1106807, 1191946, 1631084, 2213614, 2383892, 4427228, 7747649, 15495298, 30990596]

約数ペア:

[(1, 30990596), (2, 15495298), (4, 7747649), (7, 4427228), (13, 2383892), (14, 2213614), (19, 1631084), (26, 1191946), (28, 1106807), (38, 815542), (52, 595973), (76, 407771), (91, 340556), (133, 233012), (182, 170278), (247, 125468), (266, 116506), (364, 85139), (494, 62734), (532, 58253), (988, 31367), (1729, 17924), (3458, 8962), (4481, 6916)]