20347320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24223}}^1$

素因数の和:24244

約数の個数: 64

約数和(自身を含む): 69765120

約数和(自身を除く): 49417800

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, 24223, 48446, 72669, 96892, 121115, 145338, 169561, 193784, 242230, 290676, 339122, 363345, 484460, 508683, 581352, 678244, 726690, 847805, 968920, 1017366, 1356488, 1453380, 1695610, 2034732, 2543415, 2906760, 3391220, 4069464, 5086830, 6782440, 10173660, 20347320]

約数ペア:

[(1, 20347320), (2, 10173660), (3, 6782440), (4, 5086830), (5, 4069464), (6, 3391220), (7, 2906760), (8, 2543415), (10, 2034732), (12, 1695610), (14, 1453380), (15, 1356488), (20, 1017366), (21, 968920), (24, 847805), (28, 726690), (30, 678244), (35, 581352), (40, 508683), (42, 484460), (56, 363345), (60, 339122), (70, 290676), (84, 242230), (105, 193784), (120, 169561), (140, 145338), (168, 121115), (210, 96892), (280, 72669), (420, 48446), (840, 24223)]