1385759920

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{132229}}^1$

素因数の和:132373

約数の個数: 40

約数和(自身を含む): 3246510960

約数和(自身を除く): 1860751040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 132229, 264458, 528916, 661145, 1057832, 1322290, 2115664, 2644580, 5289160, 10578320, 17321999, 34643998, 69287996, 86609995, 138575992, 173219990, 277151984, 346439980, 692879960, 1385759920]

約数ペア:

[(1, 1385759920), (2, 692879960), (4, 346439980), (5, 277151984), (8, 173219990), (10, 138575992), (16, 86609995), (20, 69287996), (40, 34643998), (80, 17321999), (131, 10578320), (262, 5289160), (524, 2644580), (655, 2115664), (1048, 1322290), (1310, 1057832), (2096, 661145), (2620, 528916), (5240, 264458), (10480, 132229)]