12030220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{863}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 27433728

約数和(自身を除く): 15403508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 863, 1394, 1726, 2788, 3452, 3485, 4315, 6970, 8630, 13940, 14671, 17260, 29342, 35383, 58684, 70766, 73355, 141532, 146710, 176915, 293420, 353830, 601511, 707660, 1203022, 2406044, 3007555, 6015110, 12030220]

約数ペア:

[(1, 12030220), (2, 6015110), (4, 3007555), (5, 2406044), (10, 1203022), (17, 707660), (20, 601511), (34, 353830), (41, 293420), (68, 176915), (82, 146710), (85, 141532), (164, 73355), (170, 70766), (205, 58684), (340, 35383), (410, 29342), (697, 17260), (820, 14671), (863, 13940), (1394, 8630), (1726, 6970), (2788, 4315), (3452, 3485)]