40380390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 108241920

約数和(自身を除く): 67861530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 347, 431, 694, 862, 1041, 1293, 1735, 2082, 2155, 2586, 3123, 3470, 3879, 4310, 5205, 6246, 6465, 7758, 9369, 10410, 11637, 12930, 15615, 18738, 19395, 23274, 31230, 38790, 46845, 58185, 93690, 116370, 149557, 299114, 448671, 747785, 897342, 1346013, 1495570, 2243355, 2692026, 4038039, 4486710, 6730065, 8076078, 13460130, 20190195, 40380390]

約数ペア:

[(1, 40380390), (2, 20190195), (3, 13460130), (5, 8076078), (6, 6730065), (9, 4486710), (10, 4038039), (15, 2692026), (18, 2243355), (27, 1495570), (30, 1346013), (45, 897342), (54, 747785), (90, 448671), (135, 299114), (270, 149557), (347, 116370), (431, 93690), (694, 58185), (862, 46845), (1041, 38790), (1293, 31230), (1735, 23274), (2082, 19395), (2155, 18738), (2586, 15615), (3123, 12930), (3470, 11637), (3879, 10410), (4310, 9369), (5205, 7758), (6246, 6465)]