40089680

素因数分解:

$2^4\times 5^1\times {\mathrm{501121}}^1$

素因数の和:501134

約数の個数: 20

約数和(自身を含む): 93208692

約数和(自身を除く): 53119012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 501121, 1002242, 2004484, 2505605, 4008968, 5011210, 8017936, 10022420, 20044840, 40089680]

約数ペア:

[(1, 40089680), (2, 20044840), (4, 10022420), (5, 8017936), (8, 5011210), (10, 4008968), (16, 2505605), (20, 2004484), (40, 1002242), (80, 501121)]