2040321420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{121883}}^1$

素因数の和:121932

約数の個数: 96

約数和(自身を含む): 6552483840

約数和(自身を除く): 4512162420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370, 16740, 121883, 243766, 365649, 487532, 609415, 731298, 1096947, 1218830, 1462596, 1828245, 2193894, 2437660, 3290841, 3656490, 3778373, 4387788, 5484735, 6581682, 7312980, 7556746, 10969470, 11335119, 13163364, 15113492, 16454205, 18891865, 21938940, 22670238, 32908410, 34005357, 37783730, 45340476, 56675595, 65816820, 68010714, 75567460, 102016071, 113351190, 136021428, 170026785, 204032142, 226702380, 340053570, 408064284, 510080355, 680107140, 1020160710, 2040321420]

約数ペア:

[(1, 2040321420), (2, 1020160710), (3, 680107140), (4, 510080355), (5, 408064284), (6, 340053570), (9, 226702380), (10, 204032142), (12, 170026785), (15, 136021428), (18, 113351190), (20, 102016071), (27, 75567460), (30, 68010714), (31, 65816820), (36, 56675595), (45, 45340476), (54, 37783730), (60, 34005357), (62, 32908410), (90, 22670238), (93, 21938940), (108, 18891865), (124, 16454205), (135, 15113492), (155, 13163364), (180, 11335119), (186, 10969470), (270, 7556746), (279, 7312980), (310, 6581682), (372, 5484735), (465, 4387788), (540, 3778373), (558, 3656490), (620, 3290841), (837, 2437660), (930, 2193894), (1116, 1828245), (1395, 1462596), (1674, 1218830), (1860, 1096947), (2790, 731298), (3348, 609415), (4185, 487532), (5580, 365649), (8370, 243766), (16740, 121883)]