30803890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1123}}^1$

素因数の和:1354

約数の個数: 32

約数和(自身を含む): 60048576

約数和(自身を除く): 29244686

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 1123, 2110, 2246, 2743, 5486, 5615, 11230, 13715, 14599, 27430, 29198, 72995, 145990, 236953, 473906, 1184765, 2369530, 3080389, 6160778, 15401945, 30803890]

約数ペア:

[(1, 30803890), (2, 15401945), (5, 6160778), (10, 3080389), (13, 2369530), (26, 1184765), (65, 473906), (130, 236953), (211, 145990), (422, 72995), (1055, 29198), (1123, 27430), (2110, 14599), (2246, 13715), (2743, 11230), (5486, 5615)]