20732040260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1\times {\mathrm{3181}}^1$

素因数の和:3897

約数の個数: 96

約数和(自身を含む): 47775057120

約数和(自身を除く): 27043016860

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 661, 986, 1322, 1972, 2465, 2644, 3181, 3305, 4930, 6362, 6610, 9860, 11237, 12724, 13220, 15905, 19169, 22474, 31810, 38338, 44948, 54077, 56185, 63620, 76676, 92249, 95845, 108154, 112370, 184498, 191690, 216308, 224740, 270385, 325873, 368996, 383380, 461245, 540770, 651746, 922490, 1081540, 1303492, 1568233, 1629365, 1844980, 2102641, 3136466, 3258730, 4205282, 6272932, 6517460, 7841165, 8410564, 10513205, 15682330, 21026410, 31364660, 35744897, 42052820, 60976589, 71489794, 121953178, 142979588, 178724485, 243906356, 304882945, 357448970, 609765890, 714897940, 1036602013, 1219531780, 2073204026, 4146408052, 5183010065, 10366020130, 20732040260]

約数ペア:

[(1, 20732040260), (2, 10366020130), (4, 5183010065), (5, 4146408052), (10, 2073204026), (17, 1219531780), (20, 1036602013), (29, 714897940), (34, 609765890), (58, 357448970), (68, 304882945), (85, 243906356), (116, 178724485), (145, 142979588), (170, 121953178), (290, 71489794), (340, 60976589), (493, 42052820), (580, 35744897), (661, 31364660), (986, 21026410), (1322, 15682330), (1972, 10513205), (2465, 8410564), (2644, 7841165), (3181, 6517460), (3305, 6272932), (4930, 4205282), (6362, 3258730), (6610, 3136466), (9860, 2102641), (11237, 1844980), (12724, 1629365), (13220, 1568233), (15905, 1303492), (19169, 1081540), (22474, 922490), (31810, 651746), (38338, 540770), (44948, 461245), (54077, 383380), (56185, 368996), (63620, 325873), (76676, 270385), (92249, 224740), (95845, 216308), (108154, 191690), (112370, 184498)]