30253970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 57196800

約数和(自身を除く): 26942830

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 398, 661, 995, 1322, 1990, 3305, 4577, 6610, 9154, 15203, 22885, 30406, 45770, 76015, 131539, 152030, 263078, 657695, 1315390, 3025397, 6050794, 15126985, 30253970]

約数ペア:

[(1, 30253970), (2, 15126985), (5, 6050794), (10, 3025397), (23, 1315390), (46, 657695), (115, 263078), (199, 152030), (230, 131539), (398, 76015), (661, 45770), (995, 30406), (1322, 22885), (1990, 15203), (3305, 9154), (4577, 6610)]