2020483845

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2064

約数の個数: 80

約数和(自身を含む): 3841992000

約数和(自身を除く): 1821508155

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 139, 171, 285, 405, 417, 513, 695, 855, 1251, 1539, 1889, 2085, 2565, 2641, 3753, 5667, 6255, 7695, 7923, 9445, 11259, 13205, 17001, 18765, 23769, 28335, 35891, 39615, 51003, 56295, 71307, 85005, 107673, 118845, 153009, 179455, 213921, 255015, 262571, 323019, 356535, 538365, 765045, 787713, 969057, 1069605, 1312855, 1615095, 2363139, 2907171, 3938565, 4845285, 4988849, 7089417, 11815695, 14535855, 14966547, 21268251, 24944245, 35447085, 44899641, 74832735, 106341255, 134698923, 224498205, 404096769, 673494615, 2020483845]

約数ペア:

[(1, 2020483845), (3, 673494615), (5, 404096769), (9, 224498205), (15, 134698923), (19, 106341255), (27, 74832735), (45, 44899641), (57, 35447085), (81, 24944245), (95, 21268251), (135, 14966547), (139, 14535855), (171, 11815695), (285, 7089417), (405, 4988849), (417, 4845285), (513, 3938565), (695, 2907171), (855, 2363139), (1251, 1615095), (1539, 1312855), (1889, 1069605), (2085, 969057), (2565, 787713), (2641, 765045), (3753, 538365), (5667, 356535), (6255, 323019), (7695, 262571), (7923, 255015), (9445, 213921), (11259, 179455), (13205, 153009), (17001, 118845), (18765, 107673), (23769, 85005), (28335, 71307), (35891, 56295), (39615, 51003)]