12623860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 28413504

約数和(自身を除く): 15789644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 347, 428, 535, 694, 1070, 1388, 1735, 1819, 2140, 3470, 3638, 5899, 6940, 7276, 9095, 11798, 18190, 23596, 29495, 36380, 37129, 58990, 74258, 117980, 148516, 185645, 371290, 631193, 742580, 1262386, 2524772, 3155965, 6311930, 12623860]

約数ペア:

[(1, 12623860), (2, 6311930), (4, 3155965), (5, 2524772), (10, 1262386), (17, 742580), (20, 631193), (34, 371290), (68, 185645), (85, 148516), (107, 117980), (170, 74258), (214, 58990), (340, 37129), (347, 36380), (428, 29495), (535, 23596), (694, 18190), (1070, 11798), (1388, 9095), (1735, 7276), (1819, 6940), (2140, 5899), (3470, 3638)]