73444840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{262303}}^1$

素因数の和:262321

約数の個数: 32

約数和(自身を含む): 188858880

約数和(自身を除く): 115414040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 262303, 524606, 1049212, 1311515, 1836121, 2098424, 2623030, 3672242, 5246060, 7344484, 9180605, 10492120, 14688968, 18361210, 36722420, 73444840]

約数ペア:

[(1, 73444840), (2, 36722420), (4, 18361210), (5, 14688968), (7, 10492120), (8, 9180605), (10, 7344484), (14, 5246060), (20, 3672242), (28, 2623030), (35, 2098424), (40, 1836121), (56, 1311515), (70, 1049212), (140, 524606), (280, 262303)]