38682020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4021}}^1$

素因数の和:4080

約数の個数: 48

約数和(自身を含む): 89867568

約数和(自身を除く): 51185548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4021, 4810, 8042, 9620, 16084, 20105, 40210, 52273, 80420, 104546, 148777, 209092, 261365, 297554, 522730, 595108, 743885, 1045460, 1487770, 1934101, 2975540, 3868202, 7736404, 9670505, 19341010, 38682020]

約数ペア:

[(1, 38682020), (2, 19341010), (4, 9670505), (5, 7736404), (10, 3868202), (13, 2975540), (20, 1934101), (26, 1487770), (37, 1045460), (52, 743885), (65, 595108), (74, 522730), (130, 297554), (148, 261365), (185, 209092), (260, 148777), (370, 104546), (481, 80420), (740, 52273), (962, 40210), (1924, 20105), (2405, 16084), (4021, 9620), (4810, 8042)]