2248240

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 40

約数和(自身を含む): 5289840

約数和(自身を除く): 3041600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 179, 314, 358, 628, 716, 785, 895, 1256, 1432, 1570, 1790, 2512, 2864, 3140, 3580, 6280, 7160, 12560, 14320, 28103, 56206, 112412, 140515, 224824, 281030, 449648, 562060, 1124120, 2248240]

約数ペア:

[(1, 2248240), (2, 1124120), (4, 562060), (5, 449648), (8, 281030), (10, 224824), (16, 140515), (20, 112412), (40, 56206), (80, 28103), (157, 14320), (179, 12560), (314, 7160), (358, 6280), (628, 3580), (716, 3140), (785, 2864), (895, 2512), (1256, 1790), (1432, 1570)]