27912280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 70862400

約数和(自身を除く): 42950120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 79, 88, 110, 121, 146, 158, 220, 242, 292, 316, 365, 395, 440, 484, 584, 605, 632, 730, 790, 803, 869, 968, 1210, 1460, 1580, 1606, 1738, 2420, 2920, 3160, 3212, 3476, 4015, 4345, 4840, 5767, 6424, 6952, 8030, 8690, 8833, 9559, 11534, 16060, 17380, 17666, 19118, 23068, 28835, 32120, 34760, 35332, 38236, 44165, 46136, 47795, 57670, 63437, 70664, 76472, 88330, 95590, 115340, 126874, 176660, 191180, 230680, 253748, 317185, 353320, 382360, 507496, 634370, 697807, 1268740, 1395614, 2537480, 2791228, 3489035, 5582456, 6978070, 13956140, 27912280]

約数ペア:

[(1, 27912280), (2, 13956140), (4, 6978070), (5, 5582456), (8, 3489035), (10, 2791228), (11, 2537480), (20, 1395614), (22, 1268740), (40, 697807), (44, 634370), (55, 507496), (73, 382360), (79, 353320), (88, 317185), (110, 253748), (121, 230680), (146, 191180), (158, 176660), (220, 126874), (242, 115340), (292, 95590), (316, 88330), (365, 76472), (395, 70664), (440, 63437), (484, 57670), (584, 47795), (605, 46136), (632, 44165), (730, 38236), (790, 35332), (803, 34760), (869, 32120), (968, 28835), (1210, 23068), (1460, 19118), (1580, 17666), (1606, 17380), (1738, 16060), (2420, 11534), (2920, 9559), (3160, 8833), (3212, 8690), (3476, 8030), (4015, 6952), (4345, 6424), (4840, 5767)]