9998520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11903}}^1$

素因数の和:11924

約数の個数: 64

約数和(自身を含む): 34283520

約数和(自身を除く): 24285000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 11903, 23806, 35709, 47612, 59515, 71418, 83321, 95224, 119030, 142836, 166642, 178545, 238060, 249963, 285672, 333284, 357090, 416605, 476120, 499926, 666568, 714180, 833210, 999852, 1249815, 1428360, 1666420, 1999704, 2499630, 3332840, 4999260, 9998520]

約数ペア:

[(1, 9998520), (2, 4999260), (3, 3332840), (4, 2499630), (5, 1999704), (6, 1666420), (7, 1428360), (8, 1249815), (10, 999852), (12, 833210), (14, 714180), (15, 666568), (20, 499926), (21, 476120), (24, 416605), (28, 357090), (30, 333284), (35, 285672), (40, 249963), (42, 238060), (56, 178545), (60, 166642), (70, 142836), (84, 119030), (105, 95224), (120, 83321), (140, 71418), (168, 59515), (210, 47612), (280, 35709), (420, 23806), (840, 11903)]