406948990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{383}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 861290496

約数和(自身を除く): 454341506

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 353, 383, 430, 602, 706, 766, 1505, 1765, 1915, 2471, 2681, 3010, 3530, 3830, 4942, 5362, 12355, 13405, 15179, 16469, 24710, 26810, 30358, 32938, 75895, 82345, 106253, 115283, 135199, 151790, 164690, 212506, 230566, 270398, 531265, 576415, 675995, 946393, 1062530, 1152830, 1351990, 1892786, 4731965, 5813557, 9463930, 11627114, 29067785, 40694899, 58135570, 81389798, 203474495, 406948990]

約数ペア:

[(1, 406948990), (2, 203474495), (5, 81389798), (7, 58135570), (10, 40694899), (14, 29067785), (35, 11627114), (43, 9463930), (70, 5813557), (86, 4731965), (215, 1892786), (301, 1351990), (353, 1152830), (383, 1062530), (430, 946393), (602, 675995), (706, 576415), (766, 531265), (1505, 270398), (1765, 230566), (1915, 212506), (2471, 164690), (2681, 151790), (3010, 135199), (3530, 115283), (3830, 106253), (4942, 82345), (5362, 75895), (12355, 32938), (13405, 30358), (15179, 26810), (16469, 24710)]