17729222780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1\times {\mathrm{13267}}^1$

素因数の和:13998

約数の個数: 48

約数和(自身を含む): 37637070240

約数和(自身を除く): 19907847460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 613, 1090, 1226, 2180, 2452, 3065, 6130, 12260, 13267, 26534, 53068, 66335, 66817, 132670, 133634, 265340, 267268, 334085, 668170, 1336340, 1446103, 2892206, 5784412, 7230515, 8132671, 14461030, 16265342, 28922060, 32530684, 40663355, 81326710, 162653420, 886461139, 1772922278, 3545844556, 4432305695, 8864611390, 17729222780]

約数ペア:

[(1, 17729222780), (2, 8864611390), (4, 4432305695), (5, 3545844556), (10, 1772922278), (20, 886461139), (109, 162653420), (218, 81326710), (436, 40663355), (545, 32530684), (613, 28922060), (1090, 16265342), (1226, 14461030), (2180, 8132671), (2452, 7230515), (3065, 5784412), (6130, 2892206), (12260, 1446103), (13267, 1336340), (26534, 668170), (53068, 334085), (66335, 267268), (66817, 265340), (132670, 133634)]