2215070720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{432631}}^1$

素因数の和:432656

約数の個数: 44

約数和(自身を含む): 5313586224

約数和(自身を除く): 3098515504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 432631, 865262, 1730524, 2163155, 3461048, 4326310, 6922096, 8652620, 13844192, 17305240, 27688384, 34610480, 55376768, 69220960, 110753536, 138441920, 221507072, 276883840, 443014144, 553767680, 1107535360, 2215070720]

約数ペア:

[(1, 2215070720), (2, 1107535360), (4, 553767680), (5, 443014144), (8, 276883840), (10, 221507072), (16, 138441920), (20, 110753536), (32, 69220960), (40, 55376768), (64, 34610480), (80, 27688384), (128, 17305240), (160, 13844192), (256, 8652620), (320, 6922096), (512, 4326310), (640, 3461048), (1024, 2163155), (1280, 1730524), (2560, 865262), (5120, 432631)]