200405320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{135409}}^1$

素因数の和:135457

約数の個数: 32

約数和(自身を含む): 463102200

約数和(自身を除く): 262696880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 135409, 270818, 541636, 677045, 1083272, 1354090, 2708180, 5010133, 5416360, 10020266, 20040532, 25050665, 40081064, 50101330, 100202660, 200405320]

約数ペア:

[(1, 200405320), (2, 100202660), (4, 50101330), (5, 40081064), (8, 25050665), (10, 20040532), (20, 10020266), (37, 5416360), (40, 5010133), (74, 2708180), (148, 1354090), (185, 1083272), (296, 677045), (370, 541636), (740, 270818), (1480, 135409)]