20899687560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2731}}^1\times {\mathrm{63773}}^1$

素因数の和:66518

約数の個数: 64

約数和(自身を含む): 62723004480

約数和(自身を除く): 41823316920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2731, 5462, 8193, 10924, 13655, 16386, 21848, 27310, 32772, 40965, 54620, 63773, 65544, 81930, 109240, 127546, 163860, 191319, 255092, 318865, 327720, 382638, 510184, 637730, 765276, 956595, 1275460, 1530552, 1913190, 2550920, 3826380, 7652760, 174164063, 348328126, 522492189, 696656252, 870820315, 1044984378, 1393312504, 1741640630, 2089968756, 2612460945, 3483281260, 4179937512, 5224921890, 6966562520, 10449843780, 20899687560]

約数ペア:

[(1, 20899687560), (2, 10449843780), (3, 6966562520), (4, 5224921890), (5, 4179937512), (6, 3483281260), (8, 2612460945), (10, 2089968756), (12, 1741640630), (15, 1393312504), (20, 1044984378), (24, 870820315), (30, 696656252), (40, 522492189), (60, 348328126), (120, 174164063), (2731, 7652760), (5462, 3826380), (8193, 2550920), (10924, 1913190), (13655, 1530552), (16386, 1275460), (21848, 956595), (27310, 765276), (32772, 637730), (40965, 510184), (54620, 382638), (63773, 327720), (65544, 318865), (81930, 255092), (109240, 191319), (127546, 163860)]