19548340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7349}}^1$

素因数の和:7384

約数の個数: 48

約数和(自身を含む): 49392000

約数和(自身を除く): 29843660

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, 7349, 14698, 29396, 36745, 51443, 73490, 102886, 139631, 146980, 205772, 257215, 279262, 514430, 558524, 698155, 977417, 1028860, 1396310, 1954834, 2792620, 3909668, 4887085, 9774170, 19548340]

約数ペア:

[(1, 19548340), (2, 9774170), (4, 4887085), (5, 3909668), (7, 2792620), (10, 1954834), (14, 1396310), (19, 1028860), (20, 977417), (28, 698155), (35, 558524), (38, 514430), (70, 279262), (76, 257215), (95, 205772), (133, 146980), (140, 139631), (190, 102886), (266, 73490), (380, 51443), (532, 36745), (665, 29396), (1330, 14698), (2660, 7349)]