19228440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2081}}^1$

素因数の和:2113

約数の個数: 128

約数和(自身を含む): 71953920

約数和(自身を除く): 52725480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2081, 2310, 3080, 4162, 4620, 6243, 8324, 9240, 10405, 12486, 14567, 16648, 20810, 22891, 24972, 29134, 31215, 41620, 43701, 45782, 49944, 58268, 62430, 68673, 72835, 83240, 87402, 91564, 114455, 116536, 124860, 137346, 145670, 160237, 174804, 183128, 218505, 228910, 249720, 274692, 291340, 320474, 343365, 349608, 437010, 457820, 480711, 549384, 582680, 640948, 686730, 801185, 874020, 915640, 961422, 1281896, 1373460, 1602370, 1748040, 1922844, 2403555, 2746920, 3204740, 3845688, 4807110, 6409480, 9614220, 19228440]

約数ペア:

[(1, 19228440), (2, 9614220), (3, 6409480), (4, 4807110), (5, 3845688), (6, 3204740), (7, 2746920), (8, 2403555), (10, 1922844), (11, 1748040), (12, 1602370), (14, 1373460), (15, 1281896), (20, 961422), (21, 915640), (22, 874020), (24, 801185), (28, 686730), (30, 640948), (33, 582680), (35, 549384), (40, 480711), (42, 457820), (44, 437010), (55, 349608), (56, 343365), (60, 320474), (66, 291340), (70, 274692), (77, 249720), (84, 228910), (88, 218505), (105, 183128), (110, 174804), (120, 160237), (132, 145670), (140, 137346), (154, 124860), (165, 116536), (168, 114455), (210, 91564), (220, 87402), (231, 83240), (264, 72835), (280, 68673), (308, 62430), (330, 58268), (385, 49944), (420, 45782), (440, 43701), (462, 41620), (616, 31215), (660, 29134), (770, 24972), (840, 22891), (924, 20810), (1155, 16648), (1320, 14567), (1540, 12486), (1848, 10405), (2081, 9240), (2310, 8324), (3080, 6243), (4162, 4620)]