20131552280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1493}}^1\times {\mathrm{48157}}^1$

素因数の和:49668

約数の個数: 64

約数和(自身を含む): 51802597440

約数和(自身を除く): 31671045160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1493, 2986, 5972, 7465, 10451, 11944, 14930, 20902, 29860, 41804, 48157, 52255, 59720, 83608, 96314, 104510, 192628, 209020, 240785, 337099, 385256, 418040, 481570, 674198, 963140, 1348396, 1685495, 1926280, 2696792, 3370990, 6741980, 13483960, 71898401, 143796802, 287593604, 359492005, 503288807, 575187208, 718984010, 1006577614, 1437968020, 2013155228, 2516444035, 2875936040, 4026310456, 5032888070, 10065776140, 20131552280]

約数ペア:

[(1, 20131552280), (2, 10065776140), (4, 5032888070), (5, 4026310456), (7, 2875936040), (8, 2516444035), (10, 2013155228), (14, 1437968020), (20, 1006577614), (28, 718984010), (35, 575187208), (40, 503288807), (56, 359492005), (70, 287593604), (140, 143796802), (280, 71898401), (1493, 13483960), (2986, 6741980), (5972, 3370990), (7465, 2696792), (10451, 1926280), (11944, 1685495), (14930, 1348396), (20902, 963140), (29860, 674198), (41804, 481570), (48157, 418040), (52255, 385256), (59720, 337099), (83608, 240785), (96314, 209020), (104510, 192628)]