205621360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{367181}}^1$

素因数の和:367201

約数の個数: 40

約数和(自身を含む): 546366816

約数和(自身を除く): 340745456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 367181, 734362, 1468724, 1835905, 2570267, 2937448, 3671810, 5140534, 5874896, 7343620, 10281068, 12851335, 14687240, 20562136, 25702670, 29374480, 41124272, 51405340, 102810680, 205621360]

約数ペア:

[(1, 205621360), (2, 102810680), (4, 51405340), (5, 41124272), (7, 29374480), (8, 25702670), (10, 20562136), (14, 14687240), (16, 12851335), (20, 10281068), (28, 7343620), (35, 5874896), (40, 5140534), (56, 3671810), (70, 2937448), (80, 2570267), (112, 1835905), (140, 1468724), (280, 734362), (560, 367181)]