28466360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4211}}^1$

素因数の和:4248

約数の個数: 48

約数和(自身を含む): 69371640

約数和(自身を除く): 40905280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4211, 6760, 8422, 16844, 21055, 33688, 42110, 54743, 84220, 109486, 168440, 218972, 273715, 437944, 547430, 711659, 1094860, 1423318, 2189720, 2846636, 3558295, 5693272, 7116590, 14233180, 28466360]

約数ペア:

[(1, 28466360), (2, 14233180), (4, 7116590), (5, 5693272), (8, 3558295), (10, 2846636), (13, 2189720), (20, 1423318), (26, 1094860), (40, 711659), (52, 547430), (65, 437944), (104, 273715), (130, 218972), (169, 168440), (260, 109486), (338, 84220), (520, 54743), (676, 42110), (845, 33688), (1352, 21055), (1690, 16844), (3380, 8422), (4211, 6760)]