28603160

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3389}}^1$

素因数の和:3611

約数の個数: 32

約数和(自身を含む): 64681200

約数和(自身を除く): 36078040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 3389, 4220, 6778, 8440, 13556, 16945, 27112, 33890, 67780, 135560, 715079, 1430158, 2860316, 3575395, 5720632, 7150790, 14301580, 28603160]

約数ペア:

[(1, 28603160), (2, 14301580), (4, 7150790), (5, 5720632), (8, 3575395), (10, 2860316), (20, 1430158), (40, 715079), (211, 135560), (422, 67780), (844, 33890), (1055, 27112), (1688, 16945), (2110, 13556), (3389, 8440), (4220, 6778)]