123554530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1975

約数の個数: 64

約数和(自身を含む): 263761920

約数和(自身を除く): 140207390

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 155, 190, 209, 310, 341, 418, 589, 682, 1045, 1178, 1705, 1907, 2090, 2945, 3410, 3814, 5890, 6479, 9535, 12958, 19070, 20977, 32395, 36233, 41954, 59117, 64790, 72466, 104885, 118234, 181165, 209770, 295585, 362330, 398563, 591170, 650287, 797126, 1123223, 1300574, 1992815, 2246446, 3251435, 3985630, 5616115, 6502870, 11232230, 12355453, 24710906, 61777265, 123554530]

約数ペア:

[(1, 123554530), (2, 61777265), (5, 24710906), (10, 12355453), (11, 11232230), (19, 6502870), (22, 5616115), (31, 3985630), (38, 3251435), (55, 2246446), (62, 1992815), (95, 1300574), (110, 1123223), (155, 797126), (190, 650287), (209, 591170), (310, 398563), (341, 362330), (418, 295585), (589, 209770), (682, 181165), (1045, 118234), (1178, 104885), (1705, 72466), (1907, 64790), (2090, 59117), (2945, 41954), (3410, 36233), (3814, 32395), (5890, 20977), (6479, 19070), (9535, 12958)]