1890639408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181513}}^1$

素因数の和:181562

約数の個数: 80

約数和(自身を含む): 5761980416

約数和(自身を除く): 3871341008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 181513, 363026, 544539, 726052, 1089078, 1270591, 1452104, 2178156, 2541182, 2904208, 3811773, 4356312, 5082364, 5626903, 7623546, 8712624, 10164728, 11253806, 15247092, 16880709, 20329456, 22507612, 30494184, 33761418, 39388321, 45015224, 60988368, 67522836, 78776642, 90030448, 118164963, 135045672, 157553284, 236329926, 270091344, 315106568, 472659852, 630213136, 945319704, 1890639408]

約数ペア:

[(1, 1890639408), (2, 945319704), (3, 630213136), (4, 472659852), (6, 315106568), (7, 270091344), (8, 236329926), (12, 157553284), (14, 135045672), (16, 118164963), (21, 90030448), (24, 78776642), (28, 67522836), (31, 60988368), (42, 45015224), (48, 39388321), (56, 33761418), (62, 30494184), (84, 22507612), (93, 20329456), (112, 16880709), (124, 15247092), (168, 11253806), (186, 10164728), (217, 8712624), (248, 7623546), (336, 5626903), (372, 5082364), (434, 4356312), (496, 3811773), (651, 2904208), (744, 2541182), (868, 2178156), (1302, 1452104), (1488, 1270591), (1736, 1089078), (2604, 726052), (3472, 544539), (5208, 363026), (10416, 181513)]