18758080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^2$

素因数の和:174

約数の個数: 84

約数和(自身を含む): 49405032

約数和(自身を除く): 30646952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 73, 80, 88, 110, 146, 160, 176, 220, 292, 320, 352, 365, 440, 584, 704, 730, 803, 880, 1168, 1460, 1606, 1760, 2336, 2920, 3212, 3520, 4015, 4672, 5329, 5840, 6424, 8030, 10658, 11680, 12848, 16060, 21316, 23360, 25696, 26645, 32120, 42632, 51392, 53290, 58619, 64240, 85264, 106580, 117238, 128480, 170528, 213160, 234476, 256960, 293095, 341056, 426320, 468952, 586190, 852640, 937904, 1172380, 1705280, 1875808, 2344760, 3751616, 4689520, 9379040, 18758080]

約数ペア:

[(1, 18758080), (2, 9379040), (4, 4689520), (5, 3751616), (8, 2344760), (10, 1875808), (11, 1705280), (16, 1172380), (20, 937904), (22, 852640), (32, 586190), (40, 468952), (44, 426320), (55, 341056), (64, 293095), (73, 256960), (80, 234476), (88, 213160), (110, 170528), (146, 128480), (160, 117238), (176, 106580), (220, 85264), (292, 64240), (320, 58619), (352, 53290), (365, 51392), (440, 42632), (584, 32120), (704, 26645), (730, 25696), (803, 23360), (880, 21316), (1168, 16060), (1460, 12848), (1606, 11680), (1760, 10658), (2336, 8030), (2920, 6424), (3212, 5840), (3520, 5329), (4015, 4672)]