2007498890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{523}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 3902131584

約数和(自身を除く): 1894632694

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 337, 523, 670, 674, 1046, 1139, 1685, 2278, 2615, 3370, 5230, 5695, 5729, 8891, 11390, 11458, 17782, 22579, 28645, 35041, 44455, 45158, 57290, 70082, 88910, 112895, 175205, 176251, 225790, 350410, 352502, 383843, 595697, 767686, 881255, 1191394, 1762510, 1919215, 2978485, 2996267, 3838430, 5956970, 5992534, 11808817, 14981335, 23617634, 29962670, 59044085, 118088170, 200749889, 401499778, 1003749445, 2007498890]

約数ペア:

[(1, 2007498890), (2, 1003749445), (5, 401499778), (10, 200749889), (17, 118088170), (34, 59044085), (67, 29962670), (85, 23617634), (134, 14981335), (170, 11808817), (335, 5992534), (337, 5956970), (523, 3838430), (670, 2996267), (674, 2978485), (1046, 1919215), (1139, 1762510), (1685, 1191394), (2278, 881255), (2615, 767686), (3370, 595697), (5230, 383843), (5695, 352502), (5729, 350410), (8891, 225790), (11390, 176251), (11458, 175205), (17782, 112895), (22579, 88910), (28645, 70082), (35041, 57290), (44455, 45158)]