53064340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19949}}^1$

素因数の和:19984

約数の個数: 48

約数和(自身を含む): 134064000

約数和(自身を除く): 80999660

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, 19949, 39898, 79796, 99745, 139643, 199490, 279286, 379031, 398980, 558572, 698215, 758062, 1396430, 1516124, 1895155, 2653217, 2792860, 3790310, 5306434, 7580620, 10612868, 13266085, 26532170, 53064340]

約数ペア:

[(1, 53064340), (2, 26532170), (4, 13266085), (5, 10612868), (7, 7580620), (10, 5306434), (14, 3790310), (19, 2792860), (20, 2653217), (28, 1895155), (35, 1516124), (38, 1396430), (70, 758062), (76, 698215), (95, 558572), (133, 398980), (140, 379031), (190, 279286), (266, 199490), (380, 139643), (532, 99745), (665, 79796), (1330, 39898), (2660, 19949)]