16560280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 41381280

約数和(自身を除く): 24821000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 617, 671, 1220, 1234, 1342, 2440, 2468, 2684, 3085, 3355, 4936, 5368, 6170, 6710, 6787, 12340, 13420, 13574, 24680, 26840, 27148, 33935, 37637, 54296, 67870, 75274, 135740, 150548, 188185, 271480, 301096, 376370, 414007, 752740, 828014, 1505480, 1656028, 2070035, 3312056, 4140070, 8280140, 16560280]

約数ペア:

[(1, 16560280), (2, 8280140), (4, 4140070), (5, 3312056), (8, 2070035), (10, 1656028), (11, 1505480), (20, 828014), (22, 752740), (40, 414007), (44, 376370), (55, 301096), (61, 271480), (88, 188185), (110, 150548), (122, 135740), (220, 75274), (244, 67870), (305, 54296), (440, 37637), (488, 33935), (610, 27148), (617, 26840), (671, 24680), (1220, 13574), (1234, 13420), (1342, 12340), (2440, 6787), (2468, 6710), (2684, 6170), (3085, 5368), (3355, 4936)]