40289942

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{659}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 75651840

約数和(自身を除く): 35361898

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 397, 659, 794, 1318, 2779, 4367, 4613, 5558, 7249, 8734, 9226, 14498, 30569, 50743, 61138, 101486, 261623, 523246, 1831361, 2877853, 3662722, 5755706, 20144971, 40289942]

約数ペア:

[(1, 40289942), (2, 20144971), (7, 5755706), (11, 3662722), (14, 2877853), (22, 1831361), (77, 523246), (154, 261623), (397, 101486), (659, 61138), (794, 50743), (1318, 30569), (2779, 14498), (4367, 9226), (4613, 8734), (5558, 7249)]