56846140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 129618720

約数和(自身を除く): 72772580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1669, 1703, 2620, 3338, 3406, 6676, 6812, 8345, 8515, 16690, 17030, 21697, 33380, 34060, 43394, 86788, 108485, 216970, 218639, 433940, 437278, 874556, 1093195, 2186390, 2842307, 4372780, 5684614, 11369228, 14211535, 28423070, 56846140]

約数ペア:

[(1, 56846140), (2, 28423070), (4, 14211535), (5, 11369228), (10, 5684614), (13, 4372780), (20, 2842307), (26, 2186390), (52, 1093195), (65, 874556), (130, 437278), (131, 433940), (260, 218639), (262, 216970), (524, 108485), (655, 86788), (1310, 43394), (1669, 34060), (1703, 33380), (2620, 21697), (3338, 17030), (3406, 16690), (6676, 8515), (6812, 8345)]