7140470

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 13296960

約数和(自身を除く): 6156490

約数列:

[1, 2, 5, 10, 71, 89, 113, 142, 178, 226, 355, 445, 565, 710, 890, 1130, 6319, 8023, 10057, 12638, 16046, 20114, 31595, 40115, 50285, 63190, 80230, 100570, 714047, 1428094, 3570235, 7140470]

約数ペア:

[(1, 7140470), (2, 3570235), (5, 1428094), (10, 714047), (71, 100570), (89, 80230), (113, 63190), (142, 50285), (178, 40115), (226, 31595), (355, 20114), (445, 16046), (565, 12638), (710, 10057), (890, 8023), (1130, 6319)]