30425680

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1373}}^1$

素因数の和:1663

約数の個数: 40

約数和(自身を含む): 71046792

約数和(自身を除く): 40621112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1373, 1385, 2216, 2746, 2770, 4432, 5492, 5540, 6865, 10984, 11080, 13730, 21968, 22160, 27460, 54920, 109840, 380321, 760642, 1521284, 1901605, 3042568, 3803210, 6085136, 7606420, 15212840, 30425680]

約数ペア:

[(1, 30425680), (2, 15212840), (4, 7606420), (5, 6085136), (8, 3803210), (10, 3042568), (16, 1901605), (20, 1521284), (40, 760642), (80, 380321), (277, 109840), (554, 54920), (1108, 27460), (1373, 22160), (1385, 21968), (2216, 13730), (2746, 11080), (2770, 10984), (4432, 6865), (5492, 5540)]