20803320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57787}}^1$

素因数の和:57804

約数の個数: 48

約数和(自身を含む): 67611960

約数和(自身を除く): 46808640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57787, 115574, 173361, 231148, 288935, 346722, 462296, 520083, 577870, 693444, 866805, 1040166, 1155740, 1386888, 1733610, 2080332, 2311480, 2600415, 3467220, 4160664, 5200830, 6934440, 10401660, 20803320]

約数ペア:

[(1, 20803320), (2, 10401660), (3, 6934440), (4, 5200830), (5, 4160664), (6, 3467220), (8, 2600415), (9, 2311480), (10, 2080332), (12, 1733610), (15, 1386888), (18, 1155740), (20, 1040166), (24, 866805), (30, 693444), (36, 577870), (40, 520083), (45, 462296), (60, 346722), (72, 288935), (90, 231148), (120, 173361), (180, 115574), (360, 57787)]