31477885960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2179909}}^1$

素因数の和:2179958

約数の個数: 48

約数和(自身を含む): 74749113900

約数和(自身を除く): 43271227940

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 2179909, 4359818, 8719636, 10899545, 17439272, 21799090, 41418271, 43598180, 82836542, 87196360, 165673084, 207091355, 331346168, 414182710, 786947149, 828365420, 1573894298, 1656730840, 3147788596, 3934735745, 6295577192, 7869471490, 15738942980, 31477885960]

約数ペア:

[(1, 31477885960), (2, 15738942980), (4, 7869471490), (5, 6295577192), (8, 3934735745), (10, 3147788596), (19, 1656730840), (20, 1573894298), (38, 828365420), (40, 786947149), (76, 414182710), (95, 331346168), (152, 207091355), (190, 165673084), (361, 87196360), (380, 82836542), (722, 43598180), (760, 41418271), (1444, 21799090), (1805, 17439272), (2888, 10899545), (3610, 8719636), (7220, 4359818), (14440, 2179909)]