209316430

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{937}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 382929120

約数和(自身を除く): 173612690

約数列:

[1, 2, 5, 10, 89, 178, 251, 445, 502, 890, 937, 1255, 1874, 2510, 4685, 9370, 22339, 44678, 83393, 111695, 166786, 223390, 235187, 416965, 470374, 833930, 1175935, 2351870, 20931643, 41863286, 104658215, 209316430]

約数ペア:

[(1, 209316430), (2, 104658215), (5, 41863286), (10, 20931643), (89, 2351870), (178, 1175935), (251, 833930), (445, 470374), (502, 416965), (890, 235187), (937, 223390), (1255, 166786), (1874, 111695), (2510, 83393), (4685, 44678), (9370, 22339)]