12976419460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1091}}^1\times {\mathrm{20507}}^1$

素因数の和:21636

約数の個数: 48

約数和(自身を含む): 28217367360

約数和(自身を除く): 15240947900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1091, 2182, 4364, 5455, 10910, 20507, 21820, 31639, 41014, 63278, 82028, 102535, 126556, 158195, 205070, 316390, 410140, 594703, 632780, 1189406, 2378812, 2973515, 5947030, 11894060, 22373137, 44746274, 89492548, 111865685, 223731370, 447462740, 648820973, 1297641946, 2595283892, 3244104865, 6488209730, 12976419460]

約数ペア:

[(1, 12976419460), (2, 6488209730), (4, 3244104865), (5, 2595283892), (10, 1297641946), (20, 648820973), (29, 447462740), (58, 223731370), (116, 111865685), (145, 89492548), (290, 44746274), (580, 22373137), (1091, 11894060), (2182, 5947030), (4364, 2973515), (5455, 2378812), (10910, 1189406), (20507, 632780), (21820, 594703), (31639, 410140), (41014, 316390), (63278, 205070), (82028, 158195), (102535, 126556)]