20175555620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{10273}}^1$

素因数の和:10485

約数の個数: 96

約数和(自身を含む): 47224235520

約数和(自身を除く): 27048679900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 113, 158, 220, 226, 316, 395, 452, 565, 790, 869, 1130, 1243, 1580, 1738, 2260, 2486, 3476, 4345, 4972, 6215, 8690, 8927, 10273, 12430, 17380, 17854, 20546, 24860, 35708, 41092, 44635, 51365, 89270, 98197, 102730, 113003, 178540, 196394, 205460, 226006, 392788, 452012, 490985, 565015, 811567, 981970, 1130030, 1160849, 1623134, 1963940, 2260060, 2321698, 3246268, 4057835, 4643396, 5804245, 8115670, 8927237, 11608490, 12769339, 16231340, 17854474, 23216980, 25538678, 35708948, 44636185, 51077356, 63846695, 89272370, 91707071, 127693390, 178544740, 183414142, 255386780, 366828284, 458535355, 917070710, 1008777781, 1834141420, 2017555562, 4035111124, 5043888905, 10087777810, 20175555620]

約数ペア:

[(1, 20175555620), (2, 10087777810), (4, 5043888905), (5, 4035111124), (10, 2017555562), (11, 1834141420), (20, 1008777781), (22, 917070710), (44, 458535355), (55, 366828284), (79, 255386780), (110, 183414142), (113, 178544740), (158, 127693390), (220, 91707071), (226, 89272370), (316, 63846695), (395, 51077356), (452, 44636185), (565, 35708948), (790, 25538678), (869, 23216980), (1130, 17854474), (1243, 16231340), (1580, 12769339), (1738, 11608490), (2260, 8927237), (2486, 8115670), (3476, 5804245), (4345, 4643396), (4972, 4057835), (6215, 3246268), (8690, 2321698), (8927, 2260060), (10273, 1963940), (12430, 1623134), (17380, 1160849), (17854, 1130030), (20546, 981970), (24860, 811567), (35708, 565015), (41092, 490985), (44635, 452012), (51365, 392788), (89270, 226006), (98197, 205460), (102730, 196394), (113003, 178540)]