15690964840

素因数分解:

$2^3\times 5^1\times {\mathrm{3167}}^1\times {\mathrm{123863}}^1$

素因数の和:127041

約数の個数: 32

約数和(自身を含む): 35316103680

約数和(自身を除く): 19625138840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3167, 6334, 12668, 15835, 25336, 31670, 63340, 123863, 126680, 247726, 495452, 619315, 990904, 1238630, 2477260, 4954520, 392274121, 784548242, 1569096484, 1961370605, 3138192968, 3922741210, 7845482420, 15690964840]

約数ペア:

[(1, 15690964840), (2, 7845482420), (4, 3922741210), (5, 3138192968), (8, 1961370605), (10, 1569096484), (20, 784548242), (40, 392274121), (3167, 4954520), (6334, 2477260), (12668, 1238630), (15835, 990904), (25336, 619315), (31670, 495452), (63340, 247726), (123863, 126680)]