20409876070

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1973}}^1\times {\mathrm{35671}}^1$

素因数の和:37680

約数の個数: 32

約数和(自身を含む): 38024925120

約数和(自身を除く): 17615049050

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1973, 3946, 9865, 19730, 35671, 57217, 71342, 114434, 178355, 286085, 356710, 572170, 1034459, 2068918, 5172295, 10344590, 70378883, 140757766, 351894415, 703788830, 2040987607, 4081975214, 10204938035, 20409876070]

約数ペア:

[(1, 20409876070), (2, 10204938035), (5, 4081975214), (10, 2040987607), (29, 703788830), (58, 351894415), (145, 140757766), (290, 70378883), (1973, 10344590), (3946, 5172295), (9865, 2068918), (19730, 1034459), (35671, 572170), (57217, 356710), (71342, 286085), (114434, 178355)]