201511130

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 368640720

約数和(自身を除く): 167129590

約数列:

[1, 2, 5, 10, 89, 178, 257, 445, 514, 881, 890, 1285, 1762, 2570, 4405, 8810, 22873, 45746, 78409, 114365, 156818, 226417, 228730, 392045, 452834, 784090, 1132085, 2264170, 20151113, 40302226, 100755565, 201511130]

約数ペア:

[(1, 201511130), (2, 100755565), (5, 40302226), (10, 20151113), (89, 2264170), (178, 1132085), (257, 784090), (445, 452834), (514, 392045), (881, 228730), (890, 226417), (1285, 156818), (1762, 114365), (2570, 78409), (4405, 45746), (8810, 22873)]