1004030120

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{100003}}^1$

素因数の和:100265

約数の個数: 32

約数和(自身を含む): 2268090720

約数和(自身を除く): 1264060600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 100003, 200006, 400012, 500015, 800024, 1000030, 2000060, 4000120, 25100753, 50201506, 100403012, 125503765, 200806024, 251007530, 502015060, 1004030120]

約数ペア:

[(1, 1004030120), (2, 502015060), (4, 251007530), (5, 200806024), (8, 125503765), (10, 100403012), (20, 50201506), (40, 25100753), (251, 4000120), (502, 2000060), (1004, 1000030), (1255, 800024), (2008, 500015), (2510, 400012), (5020, 200006), (10040, 100003)]