20380060

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{227}}^1$

素因数の和:370

約数の個数: 36

約数和(自身を含む): 43637832

約数和(自身を除く): 23257772

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 227, 268, 335, 454, 670, 908, 1135, 1340, 2270, 4489, 4540, 8978, 15209, 17956, 22445, 30418, 44890, 60836, 76045, 89780, 152090, 304180, 1019003, 2038006, 4076012, 5095015, 10190030, 20380060]

約数ペア:

[(1, 20380060), (2, 10190030), (4, 5095015), (5, 4076012), (10, 2038006), (20, 1019003), (67, 304180), (134, 152090), (227, 89780), (268, 76045), (335, 60836), (454, 44890), (670, 30418), (908, 22445), (1135, 17956), (1340, 15209), (2270, 8978), (4489, 4540)]