30817640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{110063}}^1$

素因数の和:110081

約数の個数: 32

約数和(自身を含む): 79246080

約数和(自身を除く): 48428440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 110063, 220126, 440252, 550315, 770441, 880504, 1100630, 1540882, 2201260, 3081764, 3852205, 4402520, 6163528, 7704410, 15408820, 30817640]

約数ペア:

[(1, 30817640), (2, 15408820), (4, 7704410), (5, 6163528), (7, 4402520), (8, 3852205), (10, 3081764), (14, 2201260), (20, 1540882), (28, 1100630), (35, 880504), (40, 770441), (56, 550315), (70, 440252), (140, 220126), (280, 110063)]