1985920

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 4957200

約数和(自身を除く): 2971280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 107, 116, 128, 145, 160, 214, 232, 290, 320, 428, 464, 535, 580, 640, 856, 928, 1070, 1160, 1712, 1856, 2140, 2320, 3103, 3424, 3712, 4280, 4640, 6206, 6848, 8560, 9280, 12412, 13696, 15515, 17120, 18560, 24824, 31030, 34240, 49648, 62060, 68480, 99296, 124120, 198592, 248240, 397184, 496480, 992960, 1985920]

約数ペア:

[(1, 1985920), (2, 992960), (4, 496480), (5, 397184), (8, 248240), (10, 198592), (16, 124120), (20, 99296), (29, 68480), (32, 62060), (40, 49648), (58, 34240), (64, 31030), (80, 24824), (107, 18560), (116, 17120), (128, 15515), (145, 13696), (160, 12412), (214, 9280), (232, 8560), (290, 6848), (320, 6206), (428, 4640), (464, 4280), (535, 3712), (580, 3424), (640, 3103), (856, 2320), (928, 2140), (1070, 1856), (1160, 1712)]