11919460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4481}}^1$

素因数の和:4516

約数の個数: 48

約数和(自身を含む): 30119040

約数和(自身を除く): 18199580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 4481, 8962, 17924, 22405, 31367, 44810, 62734, 85139, 89620, 125468, 156835, 170278, 313670, 340556, 425695, 595973, 627340, 851390, 1191946, 1702780, 2383892, 2979865, 5959730, 11919460]

約数ペア:

[(1, 11919460), (2, 5959730), (4, 2979865), (5, 2383892), (7, 1702780), (10, 1191946), (14, 851390), (19, 627340), (20, 595973), (28, 425695), (35, 340556), (38, 313670), (70, 170278), (76, 156835), (95, 125468), (133, 89620), (140, 85139), (190, 62734), (266, 44810), (380, 31367), (532, 22405), (665, 17924), (1330, 8962), (2660, 4481)]