19502560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1583}}^1$

素因数の和:1616

約数の個数: 96

約数和(自身を含む): 57480192

約数和(自身を除く): 37977632

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1583, 1760, 2464, 3080, 3166, 6160, 6332, 7915, 11081, 12320, 12664, 15830, 17413, 22162, 25328, 31660, 34826, 44324, 50656, 55405, 63320, 69652, 87065, 88648, 110810, 121891, 126640, 139304, 174130, 177296, 221620, 243782, 253280, 278608, 348260, 354592, 443240, 487564, 557216, 609455, 696520, 886480, 975128, 1218910, 1393040, 1772960, 1950256, 2437820, 2786080, 3900512, 4875640, 9751280, 19502560]

約数ペア:

[(1, 19502560), (2, 9751280), (4, 4875640), (5, 3900512), (7, 2786080), (8, 2437820), (10, 1950256), (11, 1772960), (14, 1393040), (16, 1218910), (20, 975128), (22, 886480), (28, 696520), (32, 609455), (35, 557216), (40, 487564), (44, 443240), (55, 354592), (56, 348260), (70, 278608), (77, 253280), (80, 243782), (88, 221620), (110, 177296), (112, 174130), (140, 139304), (154, 126640), (160, 121891), (176, 110810), (220, 88648), (224, 87065), (280, 69652), (308, 63320), (352, 55405), (385, 50656), (440, 44324), (560, 34826), (616, 31660), (770, 25328), (880, 22162), (1120, 17413), (1232, 15830), (1540, 12664), (1583, 12320), (1760, 11081), (2464, 7915), (3080, 6332), (3166, 6160)]