8142890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1907}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 17034624

約数和(自身を除く): 8891734

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 1907, 2135, 3814, 4270, 9535, 13349, 19070, 26698, 66745, 116327, 133490, 232654, 581635, 814289, 1163270, 1628578, 4071445, 8142890]

約数ペア:

[(1, 8142890), (2, 4071445), (5, 1628578), (7, 1163270), (10, 814289), (14, 581635), (35, 232654), (61, 133490), (70, 116327), (122, 66745), (305, 26698), (427, 19070), (610, 13349), (854, 9535), (1907, 4270), (2135, 3814)]