30469880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108821}}^1$

素因数の和:108839

約数の個数: 32

約数和(自身を含む): 78351840

約数和(自身を除く): 47881960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108821, 217642, 435284, 544105, 761747, 870568, 1088210, 1523494, 2176420, 3046988, 3808735, 4352840, 6093976, 7617470, 15234940, 30469880]

約数ペア:

[(1, 30469880), (2, 15234940), (4, 7617470), (5, 6093976), (7, 4352840), (8, 3808735), (10, 3046988), (14, 2176420), (20, 1523494), (28, 1088210), (35, 870568), (40, 761747), (56, 544105), (70, 435284), (140, 217642), (280, 108821)]