206417840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83233}}^1$

素因数の和:83277

約数の個数: 40

約数和(自身を含む): 495408768

約数和(自身を除く): 288990928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 83233, 166466, 332932, 416165, 665864, 832330, 1331728, 1664660, 2580223, 3329320, 5160446, 6658640, 10320892, 12901115, 20641784, 25802230, 41283568, 51604460, 103208920, 206417840]

約数ペア:

[(1, 206417840), (2, 103208920), (4, 51604460), (5, 41283568), (8, 25802230), (10, 20641784), (16, 12901115), (20, 10320892), (31, 6658640), (40, 5160446), (62, 3329320), (80, 2580223), (124, 1664660), (155, 1331728), (248, 832330), (310, 665864), (496, 416165), (620, 332932), (1240, 166466), (2480, 83233)]