260945620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 628548480

約数和(自身を除く): 367602860

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 101, 130, 190, 202, 247, 260, 380, 404, 494, 505, 523, 988, 1010, 1046, 1235, 1313, 1919, 2020, 2092, 2470, 2615, 2626, 3838, 4940, 5230, 5252, 6565, 6799, 7676, 9595, 9937, 10460, 13130, 13598, 19190, 19874, 24947, 26260, 27196, 33995, 38380, 39748, 49685, 49894, 52823, 67990, 99370, 99788, 105646, 124735, 129181, 135980, 198740, 211292, 249470, 258362, 264115, 498940, 516724, 528230, 645905, 686699, 1003637, 1056460, 1291810, 1373398, 2007274, 2583620, 2746796, 3433495, 4014548, 5018185, 6866990, 10036370, 13047281, 13733980, 20072740, 26094562, 52189124, 65236405, 130472810, 260945620]

約数ペア:

[(1, 260945620), (2, 130472810), (4, 65236405), (5, 52189124), (10, 26094562), (13, 20072740), (19, 13733980), (20, 13047281), (26, 10036370), (38, 6866990), (52, 5018185), (65, 4014548), (76, 3433495), (95, 2746796), (101, 2583620), (130, 2007274), (190, 1373398), (202, 1291810), (247, 1056460), (260, 1003637), (380, 686699), (404, 645905), (494, 528230), (505, 516724), (523, 498940), (988, 264115), (1010, 258362), (1046, 249470), (1235, 211292), (1313, 198740), (1919, 135980), (2020, 129181), (2092, 124735), (2470, 105646), (2615, 99788), (2626, 99370), (3838, 67990), (4940, 52823), (5230, 49894), (5252, 49685), (6565, 39748), (6799, 38380), (7676, 33995), (9595, 27196), (9937, 26260), (10460, 24947), (13130, 19874), (13598, 19190)]