31985360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1956

約数の個数: 80

約数和(自身を含む): 85440960

約数和(自身を除く): 53455600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 1913, 2090, 3344, 3826, 4180, 7652, 8360, 9565, 15304, 16720, 19130, 21043, 30608, 36347, 38260, 42086, 72694, 76520, 84172, 105215, 145388, 153040, 168344, 181735, 210430, 290776, 336688, 363470, 399817, 420860, 581552, 726940, 799634, 841720, 1453880, 1599268, 1683440, 1999085, 2907760, 3198536, 3998170, 6397072, 7996340, 15992680, 31985360]

約数ペア:

[(1, 31985360), (2, 15992680), (4, 7996340), (5, 6397072), (8, 3998170), (10, 3198536), (11, 2907760), (16, 1999085), (19, 1683440), (20, 1599268), (22, 1453880), (38, 841720), (40, 799634), (44, 726940), (55, 581552), (76, 420860), (80, 399817), (88, 363470), (95, 336688), (110, 290776), (152, 210430), (176, 181735), (190, 168344), (209, 153040), (220, 145388), (304, 105215), (380, 84172), (418, 76520), (440, 72694), (760, 42086), (836, 38260), (880, 36347), (1045, 30608), (1520, 21043), (1672, 19130), (1913, 16720), (2090, 15304), (3344, 9565), (3826, 8360), (4180, 7652)]