23281460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 28610380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 311, 380, 394, 622, 788, 985, 1244, 1555, 1970, 3110, 3743, 3940, 5909, 6220, 7486, 11818, 14972, 18715, 23636, 29545, 37430, 59090, 61267, 74860, 118180, 122534, 245068, 306335, 612670, 1164073, 1225340, 2328146, 4656292, 5820365, 11640730, 23281460]

約数ペア:

[(1, 23281460), (2, 11640730), (4, 5820365), (5, 4656292), (10, 2328146), (19, 1225340), (20, 1164073), (38, 612670), (76, 306335), (95, 245068), (190, 122534), (197, 118180), (311, 74860), (380, 61267), (394, 59090), (622, 37430), (788, 29545), (985, 23636), (1244, 18715), (1555, 14972), (1970, 11818), (3110, 7486), (3743, 6220), (3940, 5909)]