40221420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1493}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 112946400

約数和(自身を除く): 72724980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 449, 898, 1347, 1493, 1796, 2245, 2694, 2986, 4479, 4490, 5388, 5972, 6735, 7465, 8958, 8980, 13470, 14930, 17916, 22395, 26940, 29860, 44790, 89580, 670357, 1340714, 2011071, 2681428, 3351785, 4022142, 6703570, 8044284, 10055355, 13407140, 20110710, 40221420]

約数ペア:

[(1, 40221420), (2, 20110710), (3, 13407140), (4, 10055355), (5, 8044284), (6, 6703570), (10, 4022142), (12, 3351785), (15, 2681428), (20, 2011071), (30, 1340714), (60, 670357), (449, 89580), (898, 44790), (1347, 29860), (1493, 26940), (1796, 22395), (2245, 17916), (2694, 14930), (2986, 13470), (4479, 8980), (4490, 8958), (5388, 7465), (5972, 6735)]