40677860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{641}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 90599040

約数和(自身を除く): 49921180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 641, 668, 835, 1282, 1670, 2564, 3173, 3205, 3340, 6346, 6410, 12179, 12692, 12820, 15865, 24358, 31730, 48716, 60895, 63460, 107047, 121790, 214094, 243580, 428188, 535235, 1070470, 2033893, 2140940, 4067786, 8135572, 10169465, 20338930, 40677860]

約数ペア:

[(1, 40677860), (2, 20338930), (4, 10169465), (5, 8135572), (10, 4067786), (19, 2140940), (20, 2033893), (38, 1070470), (76, 535235), (95, 428188), (167, 243580), (190, 214094), (334, 121790), (380, 107047), (641, 63460), (668, 60895), (835, 48716), (1282, 31730), (1670, 24358), (2564, 15865), (3173, 12820), (3205, 12692), (3340, 12179), (6346, 6410)]