30559720

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6761}}^1$

素因数の和:6885

約数の個数: 32

約数和(自身を含む): 69378120

約数和(自身を除く): 38818400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 6761, 13522, 27044, 33805, 54088, 67610, 135220, 270440, 763993, 1527986, 3055972, 3819965, 6111944, 7639930, 15279860, 30559720]

約数ペア:

[(1, 30559720), (2, 15279860), (4, 7639930), (5, 6111944), (8, 3819965), (10, 3055972), (20, 1527986), (40, 763993), (113, 270440), (226, 135220), (452, 67610), (565, 54088), (904, 33805), (1130, 27044), (2260, 13522), (4520, 6761)]