28500470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1033}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 53602560

約数和(自身を除く): 25102090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1033, 2066, 2759, 5165, 5518, 10330, 13795, 27590, 32023, 64046, 91937, 160115, 183874, 320230, 459685, 919370, 2850047, 5700094, 14250235, 28500470]

約数ペア:

[(1, 28500470), (2, 14250235), (5, 5700094), (10, 2850047), (31, 919370), (62, 459685), (89, 320230), (155, 183874), (178, 160115), (310, 91937), (445, 64046), (890, 32023), (1033, 27590), (2066, 13795), (2759, 10330), (5165, 5518)]