20069376840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{120929}}^1$

素因数の和:121407

約数の個数: 96

約数和(自身を含む): 65367502200

約数和(自身を除く): 45298125360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 461, 922, 1383, 1844, 2305, 2766, 3688, 4149, 4610, 5532, 6915, 8298, 9220, 11064, 13830, 16596, 18440, 20745, 27660, 33192, 41490, 55320, 82980, 120929, 165960, 241858, 362787, 483716, 604645, 725574, 967432, 1088361, 1209290, 1451148, 1813935, 2176722, 2418580, 2902296, 3627870, 4353444, 4837160, 5441805, 7255740, 8706888, 10883610, 14511480, 21767220, 43534440, 55748269, 111496538, 167244807, 222993076, 278741345, 334489614, 445986152, 501734421, 557482690, 668979228, 836224035, 1003468842, 1114965380, 1337958456, 1672448070, 2006937684, 2229930760, 2508672105, 3344896140, 4013875368, 5017344210, 6689792280, 10034688420, 20069376840]

約数ペア:

[(1, 20069376840), (2, 10034688420), (3, 6689792280), (4, 5017344210), (5, 4013875368), (6, 3344896140), (8, 2508672105), (9, 2229930760), (10, 2006937684), (12, 1672448070), (15, 1337958456), (18, 1114965380), (20, 1003468842), (24, 836224035), (30, 668979228), (36, 557482690), (40, 501734421), (45, 445986152), (60, 334489614), (72, 278741345), (90, 222993076), (120, 167244807), (180, 111496538), (360, 55748269), (461, 43534440), (922, 21767220), (1383, 14511480), (1844, 10883610), (2305, 8706888), (2766, 7255740), (3688, 5441805), (4149, 4837160), (4610, 4353444), (5532, 3627870), (6915, 2902296), (8298, 2418580), (9220, 2176722), (11064, 1813935), (13830, 1451148), (16596, 1209290), (18440, 1088361), (20745, 967432), (27660, 725574), (33192, 604645), (41490, 483716), (55320, 362787), (82980, 241858), (120929, 165960)]