2510187520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{490271}}^1$

素因数の和:490296

約数の個数: 44

約数和(自身を含む): 6021520704

約数和(自身を除く): 3511333184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 490271, 980542, 1961084, 2451355, 3922168, 4902710, 7844336, 9805420, 15688672, 19610840, 31377344, 39221680, 62754688, 78443360, 125509376, 156886720, 251018752, 313773440, 502037504, 627546880, 1255093760, 2510187520]

約数ペア:

[(1, 2510187520), (2, 1255093760), (4, 627546880), (5, 502037504), (8, 313773440), (10, 251018752), (16, 156886720), (20, 125509376), (32, 78443360), (40, 62754688), (64, 39221680), (80, 31377344), (128, 19610840), (160, 15688672), (256, 9805420), (320, 7844336), (512, 4902710), (640, 3922168), (1024, 2451355), (1280, 1961084), (2560, 980542), (5120, 490271)]