74892580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{76421}}^1$

素因数の和:76444

約数の個数: 36

約数和(自身を含む): 182954268

約数和(自身を除く): 108061688

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 76421, 152842, 305684, 382105, 534947, 764210, 1069894, 1528420, 2139788, 2674735, 3744629, 5349470, 7489258, 10698940, 14978516, 18723145, 37446290, 74892580]

約数ペア:

[(1, 74892580), (2, 37446290), (4, 18723145), (5, 14978516), (7, 10698940), (10, 7489258), (14, 5349470), (20, 3744629), (28, 2674735), (35, 2139788), (49, 1528420), (70, 1069894), (98, 764210), (140, 534947), (196, 382105), (245, 305684), (490, 152842), (980, 76421)]