1873156720

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{110969}}^1$

素因数の和:111193

約数の個数: 40

約数和(自身を含む): 4375769040

約数和(自身を除く): 2502612320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 16880, 110969, 221938, 443876, 554845, 887752, 1109690, 1775504, 2219380, 4438760, 8877520, 23414459, 46828918, 93657836, 117072295, 187315672, 234144590, 374631344, 468289180, 936578360, 1873156720]

約数ペア:

[(1, 1873156720), (2, 936578360), (4, 468289180), (5, 374631344), (8, 234144590), (10, 187315672), (16, 117072295), (20, 93657836), (40, 46828918), (80, 23414459), (211, 8877520), (422, 4438760), (844, 2219380), (1055, 1775504), (1688, 1109690), (2110, 887752), (3376, 554845), (4220, 443876), (8440, 221938), (16880, 110969)]