53658040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21991}}^1$

素因数の和:22063

約数の個数: 32

約数和(自身を含む): 122715360

約数和(自身を除く): 69057320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21991, 43982, 87964, 109955, 175928, 219910, 439820, 879640, 1341451, 2682902, 5365804, 6707255, 10731608, 13414510, 26829020, 53658040]

約数ペア:

[(1, 53658040), (2, 26829020), (4, 13414510), (5, 10731608), (8, 6707255), (10, 5365804), (20, 2682902), (40, 1341451), (61, 879640), (122, 439820), (244, 219910), (305, 175928), (488, 109955), (610, 87964), (1220, 43982), (2440, 21991)]