16146040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 22733960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 449, 580, 620, 898, 899, 1160, 1240, 1796, 1798, 2245, 3592, 3596, 4490, 4495, 7192, 8980, 8990, 13021, 13919, 17960, 17980, 26042, 27838, 35960, 52084, 55676, 65105, 69595, 104168, 111352, 130210, 139190, 260420, 278380, 403651, 520840, 556760, 807302, 1614604, 2018255, 3229208, 4036510, 8073020, 16146040]

約数ペア:

[(1, 16146040), (2, 8073020), (4, 4036510), (5, 3229208), (8, 2018255), (10, 1614604), (20, 807302), (29, 556760), (31, 520840), (40, 403651), (58, 278380), (62, 260420), (116, 139190), (124, 130210), (145, 111352), (155, 104168), (232, 69595), (248, 65105), (290, 55676), (310, 52084), (449, 35960), (580, 27838), (620, 26042), (898, 17980), (899, 17960), (1160, 13919), (1240, 13021), (1796, 8990), (1798, 8980), (2245, 7192), (3592, 4495), (3596, 4490)]