201605420

素因数分解:

$2^2\times 5^1\times {\mathrm{2027}}^1\times {\mathrm{4973}}^1$

素因数の和:7009

約数の個数: 24

約数和(自身を含む): 423665424

約数和(自身を除く): 222060004

約数列:

[1, 2, 4, 5, 10, 20, 2027, 4054, 4973, 8108, 9946, 10135, 19892, 20270, 24865, 40540, 49730, 99460, 10080271, 20160542, 40321084, 50401355, 100802710, 201605420]

約数ペア:

[(1, 201605420), (2, 100802710), (4, 50401355), (5, 40321084), (10, 20160542), (20, 10080271), (2027, 99460), (4054, 49730), (4973, 40540), (8108, 24865), (9946, 20270), (10135, 19892)]