20683320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24623}}^1$

素因数の和:24644

約数の個数: 64

約数和(自身を含む): 70917120

約数和(自身を除く): 50233800

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, 24623, 49246, 73869, 98492, 123115, 147738, 172361, 196984, 246230, 295476, 344722, 369345, 492460, 517083, 590952, 689444, 738690, 861805, 984920, 1034166, 1378888, 1477380, 1723610, 2068332, 2585415, 2954760, 3447220, 4136664, 5170830, 6894440, 10341660, 20683320]

約数ペア:

[(1, 20683320), (2, 10341660), (3, 6894440), (4, 5170830), (5, 4136664), (6, 3447220), (7, 2954760), (8, 2585415), (10, 2068332), (12, 1723610), (14, 1477380), (15, 1378888), (20, 1034166), (21, 984920), (24, 861805), (28, 738690), (30, 689444), (35, 590952), (40, 517083), (42, 492460), (56, 369345), (60, 344722), (70, 295476), (84, 246230), (105, 196984), (120, 172361), (140, 147738), (168, 123115), (210, 98492), (280, 73869), (420, 49246), (840, 24623)]