262394860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{144173}}^1$

素因数の和:144202

約数の個数: 48

約数和(自身を含む): 678194496

約数和(自身を除く): 415799636

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 144173, 288346, 576692, 720865, 1009211, 1441730, 1874249, 2018422, 2883460, 3748498, 4036844, 5046055, 7496996, 9371245, 10092110, 13119743, 18742490, 20184220, 26239486, 37484980, 52478972, 65598715, 131197430, 262394860]

約数ペア:

[(1, 262394860), (2, 131197430), (4, 65598715), (5, 52478972), (7, 37484980), (10, 26239486), (13, 20184220), (14, 18742490), (20, 13119743), (26, 10092110), (28, 9371245), (35, 7496996), (52, 5046055), (65, 4036844), (70, 3748498), (91, 2883460), (130, 2018422), (140, 1874249), (182, 1441730), (260, 1009211), (364, 720865), (455, 576692), (910, 288346), (1820, 144173)]