20284290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5779}}^1$

素因数の和:5808

約数の個数: 64

約数和(自身を含む): 58262400

約数和(自身を除く): 37978110

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5779, 11558, 17337, 28895, 34674, 52011, 57790, 75127, 86685, 104022, 150254, 156033, 173370, 225381, 260055, 312066, 375635, 450762, 520110, 676143, 751270, 780165, 1126905, 1352286, 1560330, 2028429, 2253810, 3380715, 4056858, 6761430, 10142145, 20284290]

約数ペア:

[(1, 20284290), (2, 10142145), (3, 6761430), (5, 4056858), (6, 3380715), (9, 2253810), (10, 2028429), (13, 1560330), (15, 1352286), (18, 1126905), (26, 780165), (27, 751270), (30, 676143), (39, 520110), (45, 450762), (54, 375635), (65, 312066), (78, 260055), (90, 225381), (117, 173370), (130, 156033), (135, 150254), (195, 104022), (234, 86685), (270, 75127), (351, 57790), (390, 52011), (585, 34674), (702, 28895), (1170, 17337), (1755, 11558), (3510, 5779)]