74890780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11593}}^1$

素因数の和:11638

約数の個数: 48

約数和(自身を含む): 175301280

約数和(自身を除く): 100410500

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 11593, 23186, 46372, 57965, 115930, 197081, 220267, 231860, 394162, 440534, 788324, 881068, 985405, 1101335, 1970810, 2202670, 3744539, 3941620, 4405340, 7489078, 14978156, 18722695, 37445390, 74890780]

約数ペア:

[(1, 74890780), (2, 37445390), (4, 18722695), (5, 14978156), (10, 7489078), (17, 4405340), (19, 3941620), (20, 3744539), (34, 2202670), (38, 1970810), (68, 1101335), (76, 985405), (85, 881068), (95, 788324), (170, 440534), (190, 394162), (323, 231860), (340, 220267), (380, 197081), (646, 115930), (1292, 57965), (1615, 46372), (3230, 23186), (6460, 11593)]