214960520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{41023}}^1$

素因数の和:41165

約数の個数: 32

約数和(自身を含む): 487365120

約数和(自身を除く): 272404600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 41023, 82046, 164092, 205115, 328184, 410230, 820460, 1640920, 5374013, 10748026, 21496052, 26870065, 42992104, 53740130, 107480260, 214960520]

約数ペア:

[(1, 214960520), (2, 107480260), (4, 53740130), (5, 42992104), (8, 26870065), (10, 21496052), (20, 10748026), (40, 5374013), (131, 1640920), (262, 820460), (524, 410230), (655, 328184), (1048, 205115), (1310, 164092), (2620, 82046), (5240, 41023)]