2003138840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2635709}}^1$

素因数の和:2635739

約数の個数: 32

約数和(自身を含む): 4744278000

約数和(自身を除く): 2741139160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2635709, 5271418, 10542836, 13178545, 21085672, 26357090, 50078471, 52714180, 100156942, 105428360, 200313884, 250392355, 400627768, 500784710, 1001569420, 2003138840]

約数ペア:

[(1, 2003138840), (2, 1001569420), (4, 500784710), (5, 400627768), (8, 250392355), (10, 200313884), (19, 105428360), (20, 100156942), (38, 52714180), (40, 50078471), (76, 26357090), (95, 21085672), (152, 13178545), (190, 10542836), (380, 5271418), (760, 2635709)]