30244520

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2179}}^1$

素因数の和:2537

約数の個数: 32

約数和(自身を含む): 68277600

約数和(自身を除く): 38033080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2179, 2776, 3470, 4358, 6940, 8716, 10895, 13880, 17432, 21790, 43580, 87160, 756113, 1512226, 3024452, 3780565, 6048904, 7561130, 15122260, 30244520]

約数ペア:

[(1, 30244520), (2, 15122260), (4, 7561130), (5, 6048904), (8, 3780565), (10, 3024452), (20, 1512226), (40, 756113), (347, 87160), (694, 43580), (1388, 21790), (1735, 17432), (2179, 13880), (2776, 10895), (3470, 8716), (4358, 6940)]