1844364080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{2741}}^1$

素因数の和:3414

約数の個数: 80

約数和(自身を含む): 4626828864

約数和(自身を除く): 2782464784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 647, 1040, 1294, 2588, 2741, 3235, 5176, 5482, 6470, 8411, 10352, 10964, 12940, 13705, 16822, 21928, 25880, 27410, 33644, 35633, 42055, 43856, 51760, 54820, 67288, 71266, 84110, 109640, 134576, 142532, 168220, 178165, 219280, 285064, 336440, 356330, 570128, 672880, 712660, 1425320, 1773427, 2850640, 3546854, 7093708, 8867135, 14187416, 17734270, 23054551, 28374832, 35468540, 46109102, 70937080, 92218204, 115272755, 141874160, 184436408, 230545510, 368872816, 461091020, 922182040, 1844364080]

約数ペア:

[(1, 1844364080), (2, 922182040), (4, 461091020), (5, 368872816), (8, 230545510), (10, 184436408), (13, 141874160), (16, 115272755), (20, 92218204), (26, 70937080), (40, 46109102), (52, 35468540), (65, 28374832), (80, 23054551), (104, 17734270), (130, 14187416), (208, 8867135), (260, 7093708), (520, 3546854), (647, 2850640), (1040, 1773427), (1294, 1425320), (2588, 712660), (2741, 672880), (3235, 570128), (5176, 356330), (5482, 336440), (6470, 285064), (8411, 219280), (10352, 178165), (10964, 168220), (12940, 142532), (13705, 134576), (16822, 109640), (21928, 84110), (25880, 71266), (27410, 67288), (33644, 54820), (35633, 51760), (42055, 43856)]