2078597840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{63839}}^1$

素因数の和:63900

約数の個数: 80

約数和(自身を含む): 5414653440

約数和(自身を除く): 3336055600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2960, 3256, 4070, 6512, 8140, 16280, 32560, 63839, 127678, 255356, 319195, 510712, 638390, 702229, 1021424, 1276780, 1404458, 2362043, 2553560, 2808916, 3511145, 4724086, 5107120, 5617832, 7022290, 9448172, 11235664, 11810215, 14044580, 18896344, 23620430, 25982473, 28089160, 37792688, 47240860, 51964946, 56178320, 94481720, 103929892, 129912365, 188963440, 207859784, 259824730, 415719568, 519649460, 1039298920, 2078597840]

約数ペア:

[(1, 2078597840), (2, 1039298920), (4, 519649460), (5, 415719568), (8, 259824730), (10, 207859784), (11, 188963440), (16, 129912365), (20, 103929892), (22, 94481720), (37, 56178320), (40, 51964946), (44, 47240860), (55, 37792688), (74, 28089160), (80, 25982473), (88, 23620430), (110, 18896344), (148, 14044580), (176, 11810215), (185, 11235664), (220, 9448172), (296, 7022290), (370, 5617832), (407, 5107120), (440, 4724086), (592, 3511145), (740, 2808916), (814, 2553560), (880, 2362043), (1480, 1404458), (1628, 1276780), (2035, 1021424), (2960, 702229), (3256, 638390), (4070, 510712), (6512, 319195), (8140, 255356), (16280, 127678), (32560, 63839)]