12397140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{9839}}^1$

素因数の和:9861

約数の個数: 72

約数和(自身を含む): 42981120

約数和(自身を除く): 30583980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 9839, 19678, 29517, 39356, 49195, 59034, 68873, 88551, 98390, 118068, 137746, 147585, 177102, 196780, 206619, 275492, 295170, 344365, 354204, 413238, 442755, 590340, 619857, 688730, 826476, 885510, 1033095, 1239714, 1377460, 1771020, 2066190, 2479428, 3099285, 4132380, 6198570, 12397140]

約数ペア:

[(1, 12397140), (2, 6198570), (3, 4132380), (4, 3099285), (5, 2479428), (6, 2066190), (7, 1771020), (9, 1377460), (10, 1239714), (12, 1033095), (14, 885510), (15, 826476), (18, 688730), (20, 619857), (21, 590340), (28, 442755), (30, 413238), (35, 354204), (36, 344365), (42, 295170), (45, 275492), (60, 206619), (63, 196780), (70, 177102), (84, 147585), (90, 137746), (105, 118068), (126, 98390), (140, 88551), (180, 68873), (210, 59034), (252, 49195), (315, 39356), (420, 29517), (630, 19678), (1260, 9839)]