20211453920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1907}}^1\times {\mathrm{9463}}^1$

素因数の和:11392

約数の個数: 96

約数和(自身を含む): 54605311488

約数和(自身を除く): 34393857568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1907, 3814, 7628, 9463, 9535, 13349, 15256, 18926, 19070, 26698, 30512, 37852, 38140, 47315, 53396, 61024, 66241, 66745, 75704, 76280, 94630, 106792, 132482, 133490, 151408, 152560, 189260, 213584, 264964, 266980, 302816, 305120, 331205, 378520, 427168, 529928, 533960, 662410, 757040, 1059856, 1067920, 1324820, 1514080, 2119712, 2135840, 2649640, 5299280, 10598560, 18045941, 36091882, 72183764, 90229705, 126321587, 144367528, 180459410, 252643174, 288735056, 360918820, 505286348, 577470112, 631607935, 721837640, 1010572696, 1263215870, 1443675280, 2021145392, 2526431740, 2887350560, 4042290784, 5052863480, 10105726960, 20211453920]

約数ペア:

[(1, 20211453920), (2, 10105726960), (4, 5052863480), (5, 4042290784), (7, 2887350560), (8, 2526431740), (10, 2021145392), (14, 1443675280), (16, 1263215870), (20, 1010572696), (28, 721837640), (32, 631607935), (35, 577470112), (40, 505286348), (56, 360918820), (70, 288735056), (80, 252643174), (112, 180459410), (140, 144367528), (160, 126321587), (224, 90229705), (280, 72183764), (560, 36091882), (1120, 18045941), (1907, 10598560), (3814, 5299280), (7628, 2649640), (9463, 2135840), (9535, 2119712), (13349, 1514080), (15256, 1324820), (18926, 1067920), (19070, 1059856), (26698, 757040), (30512, 662410), (37852, 533960), (38140, 529928), (47315, 427168), (53396, 378520), (61024, 331205), (66241, 305120), (66745, 302816), (75704, 266980), (76280, 264964), (94630, 213584), (106792, 189260), (132482, 152560), (133490, 151408)]