15880340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1693}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 38704512

約数和(自身を除く): 22824172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1693, 1876, 2345, 3386, 4690, 6772, 8465, 9380, 11851, 16930, 23702, 33860, 47404, 59255, 113431, 118510, 226862, 237020, 453724, 567155, 794017, 1134310, 1588034, 2268620, 3176068, 3970085, 7940170, 15880340]

約数ペア:

[(1, 15880340), (2, 7940170), (4, 3970085), (5, 3176068), (7, 2268620), (10, 1588034), (14, 1134310), (20, 794017), (28, 567155), (35, 453724), (67, 237020), (70, 226862), (134, 118510), (140, 113431), (268, 59255), (335, 47404), (469, 33860), (670, 23702), (938, 16930), (1340, 11851), (1693, 9380), (1876, 8465), (2345, 6772), (3386, 4690)]