68297780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{941}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 151925760

約数和(自身を除く): 83627980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 764, 941, 955, 1882, 1910, 3629, 3764, 3820, 4705, 7258, 9410, 14516, 17879, 18145, 18820, 35758, 36290, 71516, 72580, 89395, 178790, 179731, 357580, 359462, 718924, 898655, 1797310, 3414889, 3594620, 6829778, 13659556, 17074445, 34148890, 68297780]

約数ペア:

[(1, 68297780), (2, 34148890), (4, 17074445), (5, 13659556), (10, 6829778), (19, 3594620), (20, 3414889), (38, 1797310), (76, 898655), (95, 718924), (190, 359462), (191, 357580), (380, 179731), (382, 178790), (764, 89395), (941, 72580), (955, 71516), (1882, 36290), (1910, 35758), (3629, 18820), (3764, 18145), (3820, 17879), (4705, 14516), (7258, 9410)]