1399595860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{631}}^1$

素因数の和:1121

約数の個数: 96

約数和(自身を含む): 3344544000

約数和(自身を除く): 1944948140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 449, 494, 631, 898, 988, 1235, 1262, 1796, 2245, 2470, 2524, 3155, 4490, 4940, 5837, 6310, 8203, 8531, 8980, 11674, 11989, 12620, 16406, 17062, 23348, 23978, 29185, 32812, 34124, 41015, 42655, 47956, 58370, 59945, 82030, 85310, 110903, 116740, 119890, 155857, 164060, 170620, 221806, 239780, 283319, 311714, 443612, 554515, 566638, 623428, 779285, 1109030, 1133276, 1416595, 1558570, 2218060, 2833190, 3117140, 3683147, 5383061, 5666380, 7366294, 10766122, 14732588, 18415735, 21532244, 26915305, 36831470, 53830610, 69979793, 73662940, 107661220, 139959586, 279919172, 349898965, 699797930, 1399595860]

約数ペア:

[(1, 1399595860), (2, 699797930), (4, 349898965), (5, 279919172), (10, 139959586), (13, 107661220), (19, 73662940), (20, 69979793), (26, 53830610), (38, 36831470), (52, 26915305), (65, 21532244), (76, 18415735), (95, 14732588), (130, 10766122), (190, 7366294), (247, 5666380), (260, 5383061), (380, 3683147), (449, 3117140), (494, 2833190), (631, 2218060), (898, 1558570), (988, 1416595), (1235, 1133276), (1262, 1109030), (1796, 779285), (2245, 623428), (2470, 566638), (2524, 554515), (3155, 443612), (4490, 311714), (4940, 283319), (5837, 239780), (6310, 221806), (8203, 170620), (8531, 164060), (8980, 155857), (11674, 119890), (11989, 116740), (12620, 110903), (16406, 85310), (17062, 82030), (23348, 59945), (23978, 58370), (29185, 47956), (32812, 42655), (34124, 41015)]