746975920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{549247}}^1$

素因数の和:549277

約数の個数: 40

約数和(自身を含む): 1838882304

約数和(自身を除く): 1091906384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 549247, 1098494, 2196988, 2746235, 4393976, 5492470, 8787952, 9337199, 10984940, 18674398, 21969880, 37348796, 43939760, 46685995, 74697592, 93371990, 149395184, 186743980, 373487960, 746975920]

約数ペア:

[(1, 746975920), (2, 373487960), (4, 186743980), (5, 149395184), (8, 93371990), (10, 74697592), (16, 46685995), (17, 43939760), (20, 37348796), (34, 21969880), (40, 18674398), (68, 10984940), (80, 9337199), (85, 8787952), (136, 5492470), (170, 4393976), (272, 2746235), (340, 2196988), (680, 1098494), (1360, 549247)]