8049860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4423}}^1$

素因数の和:4452

約数の個数: 48

約数和(自身を含む): 20810496

約数和(自身を除く): 12760636

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4423, 8846, 17692, 22115, 30961, 44230, 57499, 61922, 88460, 114998, 123844, 154805, 229996, 287495, 309610, 402493, 574990, 619220, 804986, 1149980, 1609972, 2012465, 4024930, 8049860]

約数ペア:

[(1, 8049860), (2, 4024930), (4, 2012465), (5, 1609972), (7, 1149980), (10, 804986), (13, 619220), (14, 574990), (20, 402493), (26, 309610), (28, 287495), (35, 229996), (52, 154805), (65, 123844), (70, 114998), (91, 88460), (130, 61922), (140, 57499), (182, 44230), (260, 30961), (364, 22115), (455, 17692), (910, 8846), (1820, 4423)]