5521240

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1423}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 12559680

約数和(自身を除く): 7038440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1423, 1940, 2846, 3880, 5692, 7115, 11384, 14230, 28460, 56920, 138031, 276062, 552124, 690155, 1104248, 1380310, 2760620, 5521240]

約数ペア:

[(1, 5521240), (2, 2760620), (4, 1380310), (5, 1104248), (8, 690155), (10, 552124), (20, 276062), (40, 138031), (97, 56920), (194, 28460), (388, 14230), (485, 11384), (776, 7115), (970, 5692), (1423, 3880), (1940, 2846)]