2008945235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{51229}}^1$

素因数の和:51299

約数の個数: 32

約数和(自身を含む): 2832814080

約数和(自身を除く): 823868845

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 7843, 39215, 51229, 256145, 563519, 1178267, 1588099, 2817595, 5891335, 7940495, 12960937, 17469089, 36526277, 64804685, 87345445, 182631385, 401789047, 2008945235]

約数ペア:

[(1, 2008945235), (5, 401789047), (11, 182631385), (23, 87345445), (31, 64804685), (55, 36526277), (115, 17469089), (155, 12960937), (253, 7940495), (341, 5891335), (713, 2817595), (1265, 1588099), (1705, 1178267), (3565, 563519), (7843, 256145), (39215, 51229)]