20246730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1439}}^1$

素因数の和:1523

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 36155190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 201, 210, 335, 402, 469, 670, 938, 1005, 1407, 1439, 2010, 2345, 2814, 2878, 4317, 4690, 7035, 7195, 8634, 10073, 14070, 14390, 20146, 21585, 30219, 43170, 50365, 60438, 96413, 100730, 151095, 192826, 289239, 302190, 482065, 578478, 674891, 964130, 1349782, 1446195, 2024673, 2892390, 3374455, 4049346, 6748910, 10123365, 20246730]

約数ペア:

[(1, 20246730), (2, 10123365), (3, 6748910), (5, 4049346), (6, 3374455), (7, 2892390), (10, 2024673), (14, 1446195), (15, 1349782), (21, 964130), (30, 674891), (35, 578478), (42, 482065), (67, 302190), (70, 289239), (105, 192826), (134, 151095), (201, 100730), (210, 96413), (335, 60438), (402, 50365), (469, 43170), (670, 30219), (938, 21585), (1005, 20146), (1407, 14390), (1439, 14070), (2010, 10073), (2345, 8634), (2814, 7195), (2878, 7035), (4317, 4690)]