19775996840

素因数分解:

$2^3\times 5^1\times {\mathrm{10627}}^1\times {\mathrm{46523}}^1$

素因数の和:57161

約数の個数: 32

約数和(自身を含む): 44501136480

約数和(自身を除く): 24725139640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10627, 21254, 42508, 46523, 53135, 85016, 93046, 106270, 186092, 212540, 232615, 372184, 425080, 465230, 930460, 1860920, 494399921, 988799842, 1977599684, 2471999605, 3955199368, 4943999210, 9887998420, 19775996840]

約数ペア:

[(1, 19775996840), (2, 9887998420), (4, 4943999210), (5, 3955199368), (8, 2471999605), (10, 1977599684), (20, 988799842), (40, 494399921), (10627, 1860920), (21254, 930460), (42508, 465230), (46523, 425080), (53135, 372184), (85016, 232615), (93046, 212540), (106270, 186092)]