1285350910

素因数分解:

$2^1\times 5^1\times {\mathrm{10739}}^1\times {\mathrm{11969}}^1$

素因数の和:22715

約数の個数: 16

約数和(自身を含む): 2314040400

約数和(自身を除く): 1028689490

約数列:

[1, 2, 5, 10, 10739, 11969, 21478, 23938, 53695, 59845, 107390, 119690, 128535091, 257070182, 642675455, 1285350910]

約数ペア:

[(1, 1285350910), (2, 642675455), (5, 257070182), (10, 128535091), (10739, 119690), (11969, 107390), (21478, 59845), (23938, 53695)]