9681280520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{553849}}^1$

素因数の和:553902

約数の個数: 64

約数和(自身を含む): 23926320000

約数和(自身を除く): 14245039480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 17480, 553849, 1107698, 2215396, 2769245, 4430792, 5538490, 10523131, 11076980, 12738527, 21046262, 22153960, 25477054, 42092524, 50954108, 52615655, 63692635, 84185048, 101908216, 105231310, 127385270, 210462620, 242032013, 254770540, 420925240, 484064026, 509541080, 968128052, 1210160065, 1936256104, 2420320130, 4840640260, 9681280520]

約数ペア:

[(1, 9681280520), (2, 4840640260), (4, 2420320130), (5, 1936256104), (8, 1210160065), (10, 968128052), (19, 509541080), (20, 484064026), (23, 420925240), (38, 254770540), (40, 242032013), (46, 210462620), (76, 127385270), (92, 105231310), (95, 101908216), (115, 84185048), (152, 63692635), (184, 52615655), (190, 50954108), (230, 42092524), (380, 25477054), (437, 22153960), (460, 21046262), (760, 12738527), (874, 11076980), (920, 10523131), (1748, 5538490), (2185, 4430792), (3496, 2769245), (4370, 2215396), (8740, 1107698), (17480, 553849)]