30975140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{221251}}^1$

素因数の和:221267

約数の個数: 24

約数和(自身を含む): 74340672

約数和(自身を除く): 43365532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 221251, 442502, 885004, 1106255, 1548757, 2212510, 3097514, 4425020, 6195028, 7743785, 15487570, 30975140]

約数ペア:

[(1, 30975140), (2, 15487570), (4, 7743785), (5, 6195028), (7, 4425020), (10, 3097514), (14, 2212510), (20, 1548757), (28, 1106255), (35, 885004), (70, 442502), (140, 221251)]