3934420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 9555840

約数和(自身を除く): 5621420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 179, 314, 358, 628, 716, 785, 895, 1099, 1253, 1570, 1790, 2198, 2506, 3140, 3580, 4396, 5012, 5495, 6265, 10990, 12530, 21980, 25060, 28103, 56206, 112412, 140515, 196721, 281030, 393442, 562060, 786884, 983605, 1967210, 3934420]

約数ペア:

[(1, 3934420), (2, 1967210), (4, 983605), (5, 786884), (7, 562060), (10, 393442), (14, 281030), (20, 196721), (28, 140515), (35, 112412), (70, 56206), (140, 28103), (157, 25060), (179, 21980), (314, 12530), (358, 10990), (628, 6265), (716, 5495), (785, 5012), (895, 4396), (1099, 3580), (1253, 3140), (1570, 2506), (1790, 2198)]