1266120790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{500443}}^1$

素因数の和:500484

約数の個数: 32

約数和(自身を含む): 2594301696

約数和(自身を除く): 1328180906

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 500443, 1000886, 2502215, 5004430, 5504873, 11009746, 11510189, 23020378, 27524365, 55048730, 57550945, 115101890, 126612079, 253224158, 633060395, 1266120790]

約数ペア:

[(1, 1266120790), (2, 633060395), (5, 253224158), (10, 126612079), (11, 115101890), (22, 57550945), (23, 55048730), (46, 27524365), (55, 23020378), (110, 11510189), (115, 11009746), (230, 5504873), (253, 5004430), (506, 2502215), (1265, 1000886), (2530, 500443)]