117860420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7213}}^1$

素因数の和:7284

約数の個数: 48

約数和(自身を含む): 266629440

約数和(自身を除く): 148769020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 7213, 8170, 14426, 16340, 28852, 36065, 72130, 137047, 144260, 274094, 310159, 548188, 620318, 685235, 1240636, 1370470, 1550795, 2740940, 3101590, 5893021, 6203180, 11786042, 23572084, 29465105, 58930210, 117860420]

約数ペア:

[(1, 117860420), (2, 58930210), (4, 29465105), (5, 23572084), (10, 11786042), (19, 6203180), (20, 5893021), (38, 3101590), (43, 2740940), (76, 1550795), (86, 1370470), (95, 1240636), (172, 685235), (190, 620318), (215, 548188), (380, 310159), (430, 274094), (817, 144260), (860, 137047), (1634, 72130), (3268, 36065), (4085, 28852), (7213, 16340), (8170, 14426)]