30518990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 56687040

約数和(自身を除く): 26168050

約数列:

[1, 2, 5, 10, 53, 89, 106, 178, 265, 445, 530, 647, 890, 1294, 3235, 4717, 6470, 9434, 23585, 34291, 47170, 57583, 68582, 115166, 171455, 287915, 342910, 575830, 3051899, 6103798, 15259495, 30518990]

約数ペア:

[(1, 30518990), (2, 15259495), (5, 6103798), (10, 3051899), (53, 575830), (89, 342910), (106, 287915), (178, 171455), (265, 115166), (445, 68582), (530, 57583), (647, 47170), (890, 34291), (1294, 23585), (3235, 9434), (4717, 6470)]