2016395720

素因数分解:

$2^3\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{41017}}^1$

素因数の和:42257

約数の個数: 32

約数和(自身を含む): 4540692600

約数和(自身を除く): 2524296880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1229, 2458, 4916, 6145, 9832, 12290, 24580, 41017, 49160, 82034, 164068, 205085, 328136, 410170, 820340, 1640680, 50409893, 100819786, 201639572, 252049465, 403279144, 504098930, 1008197860, 2016395720]

約数ペア:

[(1, 2016395720), (2, 1008197860), (4, 504098930), (5, 403279144), (8, 252049465), (10, 201639572), (20, 100819786), (40, 50409893), (1229, 1640680), (2458, 820340), (4916, 410170), (6145, 328136), (9832, 205085), (12290, 164068), (24580, 82034), (41017, 49160)]