19080260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 42154560

約数和(自身を除く): 23074300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 491, 580, 670, 982, 1340, 1943, 1964, 2455, 3886, 4910, 7772, 9715, 9820, 14239, 19430, 28478, 32897, 38860, 56956, 65794, 71195, 131588, 142390, 164485, 284780, 328970, 657940, 954013, 1908026, 3816052, 4770065, 9540130, 19080260]

約数ペア:

[(1, 19080260), (2, 9540130), (4, 4770065), (5, 3816052), (10, 1908026), (20, 954013), (29, 657940), (58, 328970), (67, 284780), (116, 164485), (134, 142390), (145, 131588), (268, 71195), (290, 65794), (335, 56956), (491, 38860), (580, 32897), (670, 28478), (982, 19430), (1340, 14239), (1943, 9820), (1964, 9715), (2455, 7772), (3886, 4910)]