2765440

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 6885000

約数和(自身を除く): 4119560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 149, 160, 232, 290, 298, 320, 464, 580, 596, 640, 745, 928, 1160, 1192, 1490, 1856, 2320, 2384, 2980, 3712, 4321, 4640, 4768, 5960, 8642, 9280, 9536, 11920, 17284, 18560, 19072, 21605, 23840, 34568, 43210, 47680, 69136, 86420, 95360, 138272, 172840, 276544, 345680, 553088, 691360, 1382720, 2765440]

約数ペア:

[(1, 2765440), (2, 1382720), (4, 691360), (5, 553088), (8, 345680), (10, 276544), (16, 172840), (20, 138272), (29, 95360), (32, 86420), (40, 69136), (58, 47680), (64, 43210), (80, 34568), (116, 23840), (128, 21605), (145, 19072), (149, 18560), (160, 17284), (232, 11920), (290, 9536), (298, 9280), (320, 8642), (464, 5960), (580, 4768), (596, 4640), (640, 4321), (745, 3712), (928, 2980), (1160, 2384), (1192, 2320), (1490, 1856)]