24938940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31973}}^1$

素因数の和:31998

約数の個数: 48

約数和(自身を含む): 75202848

約数和(自身を除く): 50263908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 31973, 63946, 95919, 127892, 159865, 191838, 319730, 383676, 415649, 479595, 639460, 831298, 959190, 1246947, 1662596, 1918380, 2078245, 2493894, 4156490, 4987788, 6234735, 8312980, 12469470, 24938940]

約数ペア:

[(1, 24938940), (2, 12469470), (3, 8312980), (4, 6234735), (5, 4987788), (6, 4156490), (10, 2493894), (12, 2078245), (13, 1918380), (15, 1662596), (20, 1246947), (26, 959190), (30, 831298), (39, 639460), (52, 479595), (60, 415649), (65, 383676), (78, 319730), (130, 191838), (156, 159865), (195, 127892), (260, 95919), (390, 63946), (780, 31973)]