20163236320

素因数分解:

$2^5\times 5^1\times {\mathrm{4507}}^1\times {\mathrm{27961}}^1$

素因数の和:32483

約数の個数: 48

約数和(自身を含む): 47647919088

約数和(自身を除く): 27484682768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4507, 9014, 18028, 22535, 27961, 36056, 45070, 55922, 72112, 90140, 111844, 139805, 144224, 180280, 223688, 279610, 360560, 447376, 559220, 721120, 894752, 1118440, 2236880, 4473760, 126020227, 252040454, 504080908, 630101135, 1008161816, 1260202270, 2016323632, 2520404540, 4032647264, 5040809080, 10081618160, 20163236320]

約数ペア:

[(1, 20163236320), (2, 10081618160), (4, 5040809080), (5, 4032647264), (8, 2520404540), (10, 2016323632), (16, 1260202270), (20, 1008161816), (32, 630101135), (40, 504080908), (80, 252040454), (160, 126020227), (4507, 4473760), (9014, 2236880), (18028, 1118440), (22535, 894752), (27961, 721120), (36056, 559220), (45070, 447376), (55922, 360560), (72112, 279610), (90140, 223688), (111844, 180280), (139805, 144224)]