218790640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{58189}}^1$

素因数の和:58249

約数の個数: 40

約数和(自身を含む): 519520320

約数和(自身を除く): 300729680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 58189, 116378, 232756, 290945, 465512, 581890, 931024, 1163780, 2327560, 2734883, 4655120, 5469766, 10939532, 13674415, 21879064, 27348830, 43758128, 54697660, 109395320, 218790640]

約数ペア:

[(1, 218790640), (2, 109395320), (4, 54697660), (5, 43758128), (8, 27348830), (10, 21879064), (16, 13674415), (20, 10939532), (40, 5469766), (47, 4655120), (80, 2734883), (94, 2327560), (188, 1163780), (235, 931024), (376, 581890), (470, 465512), (752, 290945), (940, 232756), (1880, 116378), (3760, 58189)]