123450580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{9199}}^1$

素因数の和:9280

約数の個数: 48

約数和(自身を含む): 287481600

約数和(自身を除く): 164031020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 9199, 13420, 18398, 36796, 45995, 91990, 101189, 183980, 202378, 404756, 505945, 561139, 1011890, 1122278, 2023780, 2244556, 2805695, 5611390, 6172529, 11222780, 12345058, 24690116, 30862645, 61725290, 123450580]

約数ペア:

[(1, 123450580), (2, 61725290), (4, 30862645), (5, 24690116), (10, 12345058), (11, 11222780), (20, 6172529), (22, 5611390), (44, 2805695), (55, 2244556), (61, 2023780), (110, 1122278), (122, 1011890), (220, 561139), (244, 505945), (305, 404756), (610, 202378), (671, 183980), (1220, 101189), (1342, 91990), (2684, 45995), (3355, 36796), (6710, 18398), (9199, 13420)]