74475760

素因数分解:

$2^4\times 5^1\times {\mathrm{919}}^1\times {\mathrm{1013}}^1$

素因数の和:1945

約数の個数: 40

約数和(自身を含む): 173515680

約数和(自身を除く): 99039920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 919, 1013, 1838, 2026, 3676, 4052, 4595, 5065, 7352, 8104, 9190, 10130, 14704, 16208, 18380, 20260, 36760, 40520, 73520, 81040, 930947, 1861894, 3723788, 4654735, 7447576, 9309470, 14895152, 18618940, 37237880, 74475760]

約数ペア:

[(1, 74475760), (2, 37237880), (4, 18618940), (5, 14895152), (8, 9309470), (10, 7447576), (16, 4654735), (20, 3723788), (40, 1861894), (80, 930947), (919, 81040), (1013, 73520), (1838, 40520), (2026, 36760), (3676, 20260), (4052, 18380), (4595, 16208), (5065, 14704), (7352, 10130), (8104, 9190)]