40117880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 99900000

約数和(自身を除く): 59782120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 584, 730, 803, 1249, 1460, 1606, 2498, 2920, 3212, 4015, 4996, 6245, 6424, 8030, 9992, 12490, 13739, 16060, 24980, 27478, 32120, 49960, 54956, 68695, 91177, 109912, 137390, 182354, 274780, 364708, 455885, 549560, 729416, 911770, 1002947, 1823540, 2005894, 3647080, 4011788, 5014735, 8023576, 10029470, 20058940, 40117880]

約数ペア:

[(1, 40117880), (2, 20058940), (4, 10029470), (5, 8023576), (8, 5014735), (10, 4011788), (11, 3647080), (20, 2005894), (22, 1823540), (40, 1002947), (44, 911770), (55, 729416), (73, 549560), (88, 455885), (110, 364708), (146, 274780), (220, 182354), (292, 137390), (365, 109912), (440, 91177), (584, 68695), (730, 54956), (803, 49960), (1249, 32120), (1460, 27478), (1606, 24980), (2498, 16060), (2920, 13739), (3212, 12490), (4015, 9992), (4996, 8030), (6245, 6424)]