56808210340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1578883}}^1$

素因数の和:1579156

約数の個数: 48

約数和(自身を含む): 136870296192

約数和(自身を除く): 80062085852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 8995, 17990, 35980, 1578883, 3157766, 6315532, 7894415, 11052181, 15788830, 22104362, 31577660, 44208724, 55260905, 110521810, 221043620, 405772931, 811545862, 1623091724, 2028864655, 2840410517, 4057729310, 5680821034, 8115458620, 11361642068, 14202052585, 28404105170, 56808210340]

約数ペア:

[(1, 56808210340), (2, 28404105170), (4, 14202052585), (5, 11361642068), (7, 8115458620), (10, 5680821034), (14, 4057729310), (20, 2840410517), (28, 2028864655), (35, 1623091724), (70, 811545862), (140, 405772931), (257, 221043620), (514, 110521810), (1028, 55260905), (1285, 44208724), (1799, 31577660), (2570, 22104362), (3598, 15788830), (5140, 11052181), (7196, 7894415), (8995, 6315532), (17990, 3157766), (35980, 1578883)]