2012524520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{2029}}^1$

素因数の和:2358

約数の個数: 64

約数和(自身を含む): 4588693200

約数和(自身を除く): 2576168680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 181, 274, 362, 548, 685, 724, 905, 1096, 1370, 1448, 1810, 2029, 2740, 3620, 4058, 5480, 7240, 8116, 10145, 16232, 20290, 24797, 40580, 49594, 81160, 99188, 123985, 198376, 247970, 277973, 367249, 495940, 555946, 734498, 991880, 1111892, 1389865, 1468996, 1836245, 2223784, 2779730, 2937992, 3672490, 5559460, 7344980, 11118920, 14689960, 50313113, 100626226, 201252452, 251565565, 402504904, 503131130, 1006262260, 2012524520]

約数ペア:

[(1, 2012524520), (2, 1006262260), (4, 503131130), (5, 402504904), (8, 251565565), (10, 201252452), (20, 100626226), (40, 50313113), (137, 14689960), (181, 11118920), (274, 7344980), (362, 5559460), (548, 3672490), (685, 2937992), (724, 2779730), (905, 2223784), (1096, 1836245), (1370, 1468996), (1448, 1389865), (1810, 1111892), (2029, 991880), (2740, 734498), (3620, 555946), (4058, 495940), (5480, 367249), (7240, 277973), (8116, 247970), (10145, 198376), (16232, 123985), (20290, 99188), (24797, 81160), (40580, 49594)]