20132944360

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1025099}}^1$

素因数の和:1025601

約数の個数: 32

約数和(自身を含む): 45391428000

約数和(自身を除く): 25258483640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 1025099, 2050198, 4100396, 5125495, 8200792, 10250990, 20501980, 41003960, 503323609, 1006647218, 2013294436, 2516618045, 4026588872, 5033236090, 10066472180, 20132944360]

約数ペア:

[(1, 20132944360), (2, 10066472180), (4, 5033236090), (5, 4026588872), (8, 2516618045), (10, 2013294436), (20, 1006647218), (40, 503323609), (491, 41003960), (982, 20501980), (1964, 10250990), (2455, 8200792), (3928, 5125495), (4910, 4100396), (9820, 2050198), (19640, 1025099)]