2003025020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{13183}}^1$

素因数の和:13370

約数の個数: 48

約数和(自身を含む): 4305788928

約数和(自身を除く): 2302763908

約数列:

[1, 2, 4, 5, 10, 20, 71, 107, 142, 214, 284, 355, 428, 535, 710, 1070, 1420, 2140, 7597, 13183, 15194, 26366, 30388, 37985, 52732, 65915, 75970, 131830, 151940, 263660, 935993, 1410581, 1871986, 2821162, 3743972, 4679965, 5642324, 7052905, 9359930, 14105810, 18719860, 28211620, 100151251, 200302502, 400605004, 500756255, 1001512510, 2003025020]

約数ペア:

[(1, 2003025020), (2, 1001512510), (4, 500756255), (5, 400605004), (10, 200302502), (20, 100151251), (71, 28211620), (107, 18719860), (142, 14105810), (214, 9359930), (284, 7052905), (355, 5642324), (428, 4679965), (535, 3743972), (710, 2821162), (1070, 1871986), (1420, 1410581), (2140, 935993), (7597, 263660), (13183, 151940), (15194, 131830), (26366, 75970), (30388, 65915), (37985, 52732)]