26972184980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{430453}}^1$

素因数の和:430716

約数の個数: 48

約数和(自身を含む): 61251882384

約数和(自身を除く): 34279697404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 241, 260, 482, 964, 1205, 2410, 3133, 4820, 6266, 12532, 15665, 31330, 62660, 430453, 860906, 1721812, 2152265, 4304530, 5595889, 8609060, 11191778, 22383556, 27979445, 55958890, 103739173, 111917780, 207478346, 414956692, 518695865, 1037391730, 1348609249, 2074783460, 2697218498, 5394436996, 6743046245, 13486092490, 26972184980]

約数ペア:

[(1, 26972184980), (2, 13486092490), (4, 6743046245), (5, 5394436996), (10, 2697218498), (13, 2074783460), (20, 1348609249), (26, 1037391730), (52, 518695865), (65, 414956692), (130, 207478346), (241, 111917780), (260, 103739173), (482, 55958890), (964, 27979445), (1205, 22383556), (2410, 11191778), (3133, 8609060), (4820, 5595889), (6266, 4304530), (12532, 2152265), (15665, 1721812), (31330, 860906), (62660, 430453)]