29408920

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2713}}^1$

素因数の和:2995

約数の個数: 32

約数和(自身を含む): 66438720

約数和(自身を除く): 37029800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 2713, 5420, 5426, 10840, 10852, 13565, 21704, 27130, 54260, 108520, 735223, 1470446, 2940892, 3676115, 5881784, 7352230, 14704460, 29408920]

約数ペア:

[(1, 29408920), (2, 14704460), (4, 7352230), (5, 5881784), (8, 3676115), (10, 2940892), (20, 1470446), (40, 735223), (271, 108520), (542, 54260), (1084, 27130), (1355, 21704), (2168, 13565), (2710, 10852), (2713, 10840), (5420, 5426)]