4320140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 10069920

約数和(自身を除く): 5749780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 269, 292, 365, 538, 730, 803, 1076, 1345, 1460, 1606, 2690, 2959, 3212, 4015, 5380, 5918, 8030, 11836, 14795, 16060, 19637, 29590, 39274, 59180, 78548, 98185, 196370, 216007, 392740, 432014, 864028, 1080035, 2160070, 4320140]

約数ペア:

[(1, 4320140), (2, 2160070), (4, 1080035), (5, 864028), (10, 432014), (11, 392740), (20, 216007), (22, 196370), (44, 98185), (55, 78548), (73, 59180), (110, 39274), (146, 29590), (220, 19637), (269, 16060), (292, 14795), (365, 11836), (538, 8030), (730, 5918), (803, 5380), (1076, 4015), (1345, 3212), (1460, 2959), (1606, 2690)]