809621008

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{380461}}^1$

素因数の和:380495

約数の個数: 40

約数和(自身を含む): 1887091520

約数和(自身を除く): 1077470512

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 380461, 760922, 1521844, 2663227, 3043688, 5326454, 6087376, 7228759, 10652908, 14457518, 21305816, 28915036, 42611632, 50601313, 57830072, 101202626, 115660144, 202405252, 404810504, 809621008]

約数ペア:

[(1, 809621008), (2, 404810504), (4, 202405252), (7, 115660144), (8, 101202626), (14, 57830072), (16, 50601313), (19, 42611632), (28, 28915036), (38, 21305816), (56, 14457518), (76, 10652908), (112, 7228759), (133, 6087376), (152, 5326454), (266, 3043688), (304, 2663227), (532, 1521844), (1064, 760922), (2128, 380461)]