11681540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 26671680

約数和(自身を除く): 14990140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 251, 260, 358, 502, 716, 895, 1004, 1255, 1790, 2327, 2510, 3263, 3580, 4654, 5020, 6526, 9308, 11635, 13052, 16315, 23270, 32630, 44929, 46540, 65260, 89858, 179716, 224645, 449290, 584077, 898580, 1168154, 2336308, 2920385, 5840770, 11681540]

約数ペア:

[(1, 11681540), (2, 5840770), (4, 2920385), (5, 2336308), (10, 1168154), (13, 898580), (20, 584077), (26, 449290), (52, 224645), (65, 179716), (130, 89858), (179, 65260), (251, 46540), (260, 44929), (358, 32630), (502, 23270), (716, 16315), (895, 13052), (1004, 11635), (1255, 9308), (1790, 6526), (2327, 5020), (2510, 4654), (3263, 3580)]