19700910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 55429920

約数和(自身を除く): 35729010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 41, 45, 57, 82, 90, 95, 114, 123, 171, 190, 205, 246, 281, 285, 342, 369, 410, 562, 570, 615, 738, 779, 843, 855, 1230, 1405, 1558, 1686, 1710, 1845, 2337, 2529, 2810, 3690, 3895, 4215, 4674, 5058, 5339, 7011, 7790, 8430, 10678, 11521, 11685, 12645, 14022, 16017, 23042, 23370, 25290, 26695, 32034, 34563, 35055, 48051, 53390, 57605, 69126, 70110, 80085, 96102, 103689, 115210, 160170, 172815, 207378, 218899, 240255, 345630, 437798, 480510, 518445, 656697, 1036890, 1094495, 1313394, 1970091, 2188990, 3283485, 3940182, 6566970, 9850455, 19700910]

約数ペア:

[(1, 19700910), (2, 9850455), (3, 6566970), (5, 3940182), (6, 3283485), (9, 2188990), (10, 1970091), (15, 1313394), (18, 1094495), (19, 1036890), (30, 656697), (38, 518445), (41, 480510), (45, 437798), (57, 345630), (82, 240255), (90, 218899), (95, 207378), (114, 172815), (123, 160170), (171, 115210), (190, 103689), (205, 96102), (246, 80085), (281, 70110), (285, 69126), (342, 57605), (369, 53390), (410, 48051), (562, 35055), (570, 34563), (615, 32034), (738, 26695), (779, 25290), (843, 23370), (855, 23042), (1230, 16017), (1405, 14022), (1558, 12645), (1686, 11685), (1710, 11521), (1845, 10678), (2337, 8430), (2529, 7790), (2810, 7011), (3690, 5339), (3895, 5058), (4215, 4674)]