12945320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14071}}^1$

素因数の和:14105

約数の個数: 32

約数和(自身を含む): 30395520

約数和(自身を除く): 17450200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 14071, 28142, 56284, 70355, 112568, 140710, 281420, 323633, 562840, 647266, 1294532, 1618165, 2589064, 3236330, 6472660, 12945320]

約数ペア:

[(1, 12945320), (2, 6472660), (4, 3236330), (5, 2589064), (8, 1618165), (10, 1294532), (20, 647266), (23, 562840), (40, 323633), (46, 281420), (92, 140710), (115, 112568), (184, 70355), (230, 56284), (460, 28142), (920, 14071)]