1551639260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{3361}}^1$

素因数の和:3974

約数の個数: 48

約数和(自身を含む): 3344840352

約数和(自身を除く): 1793201092

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 563, 820, 1126, 2252, 2815, 3361, 5630, 6722, 11260, 13444, 16805, 23083, 33610, 46166, 67220, 92332, 115415, 137801, 230830, 275602, 461660, 551204, 689005, 1378010, 1892243, 2756020, 3784486, 7568972, 9461215, 18922430, 37844860, 77581963, 155163926, 310327852, 387909815, 775819630, 1551639260]

約数ペア:

[(1, 1551639260), (2, 775819630), (4, 387909815), (5, 310327852), (10, 155163926), (20, 77581963), (41, 37844860), (82, 18922430), (164, 9461215), (205, 7568972), (410, 3784486), (563, 2756020), (820, 1892243), (1126, 1378010), (2252, 689005), (2815, 551204), (3361, 461660), (5630, 275602), (6722, 230830), (11260, 137801), (13444, 115415), (16805, 92332), (23083, 67220), (33610, 46166)]