4496480

素因数分解:

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

素因数の和:351

約数の個数: 48

約数和(自身を含む): 10750320

約数和(自身を除く): 6253840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 179, 314, 358, 628, 716, 785, 895, 1256, 1432, 1570, 1790, 2512, 2864, 3140, 3580, 5024, 5728, 6280, 7160, 12560, 14320, 25120, 28103, 28640, 56206, 112412, 140515, 224824, 281030, 449648, 562060, 899296, 1124120, 2248240, 4496480]

約数ペア:

[(1, 4496480), (2, 2248240), (4, 1124120), (5, 899296), (8, 562060), (10, 449648), (16, 281030), (20, 224824), (32, 140515), (40, 112412), (80, 56206), (157, 28640), (160, 28103), (179, 25120), (314, 14320), (358, 12560), (628, 7160), (716, 6280), (785, 5728), (895, 5024), (1256, 3580), (1432, 3140), (1570, 2864), (1790, 2512)]