103378940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{738421}}^1$

素因数の和:738437

約数の個数: 24

約数和(自身を含む): 248109792

約数和(自身を除く): 144730852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 738421, 1476842, 2953684, 3692105, 5168947, 7384210, 10337894, 14768420, 20675788, 25844735, 51689470, 103378940]

約数ペア:

[(1, 103378940), (2, 51689470), (4, 25844735), (5, 20675788), (7, 14768420), (10, 10337894), (14, 7384210), (20, 5168947), (28, 3692105), (35, 2953684), (70, 1476842), (140, 738421)]