881978504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3821}}^1$

素因数の和:3942

約数の個数: 64

約数和(自身を含む): 1876754880

約数和(自身を除く): 994776376

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 61, 86, 88, 122, 172, 244, 344, 473, 488, 671, 946, 1342, 1892, 2623, 2684, 3784, 3821, 5246, 5368, 7642, 10492, 15284, 20984, 28853, 30568, 42031, 57706, 84062, 115412, 164303, 168124, 230824, 233081, 328606, 336248, 466162, 657212, 932324, 1314424, 1807333, 1864648, 2563891, 3614666, 5127782, 7229332, 10022483, 10255564, 14458664, 20044966, 20511128, 40089932, 80179864, 110247313, 220494626, 440989252, 881978504]

約数ペア:

[(1, 881978504), (2, 440989252), (4, 220494626), (8, 110247313), (11, 80179864), (22, 40089932), (43, 20511128), (44, 20044966), (61, 14458664), (86, 10255564), (88, 10022483), (122, 7229332), (172, 5127782), (244, 3614666), (344, 2563891), (473, 1864648), (488, 1807333), (671, 1314424), (946, 932324), (1342, 657212), (1892, 466162), (2623, 336248), (2684, 328606), (3784, 233081), (3821, 230824), (5246, 168124), (5368, 164303), (7642, 115412), (10492, 84062), (15284, 57706), (20984, 42031), (28853, 30568)]