2019949250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{13859}}^1$

素因数の和:13940

約数の個数: 64

約数和(自身を含む): 4203239040

約数和(自身を除く): 2183289790

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 125, 250, 265, 275, 530, 550, 583, 1166, 1325, 1375, 2650, 2750, 2915, 5830, 6625, 13250, 13859, 14575, 27718, 29150, 69295, 72875, 138590, 145750, 152449, 304898, 346475, 692950, 734527, 762245, 1469054, 1524490, 1732375, 3464750, 3672635, 3811225, 7345270, 7622450, 8079797, 16159594, 18363175, 19056125, 36726350, 38112250, 40398985, 80797970, 91815875, 183631750, 201994925, 403989850, 1009974625, 2019949250]

約数ペア:

[(1, 2019949250), (2, 1009974625), (5, 403989850), (10, 201994925), (11, 183631750), (22, 91815875), (25, 80797970), (50, 40398985), (53, 38112250), (55, 36726350), (106, 19056125), (110, 18363175), (125, 16159594), (250, 8079797), (265, 7622450), (275, 7345270), (530, 3811225), (550, 3672635), (583, 3464750), (1166, 1732375), (1325, 1524490), (1375, 1469054), (2650, 762245), (2750, 734527), (2915, 692950), (5830, 346475), (6625, 304898), (13250, 152449), (13859, 145750), (14575, 138590), (27718, 72875), (29150, 69295)]